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#1 Locally hosted web application that allows you to perform various operations on PDF files

Home Page: https://stirlingpdf.com

License: MIT License

Dockerfile 0.14% Java 54.30% CSS 4.19% HTML 26.33% JavaScript 7.91% Shell 0.92% Python 2.21% Smarty 0.25% Gherkin 1.16% Rich Text Format 2.59%
docker java pdf pdf-converter pdf-manipulation pdf-merger pdf-tools pdf-web-apps pdf-ocr pdfmerger

stirling-pdf's Introduction

Stirling-PDF

Docker Pulls Discord Docker Image Version (tag latest semver) GitHub Repo stars

Deploy to DO Name

This is a robust, locally hosted web-based PDF manipulation tool using Docker. It enables you to carry out various operations on PDF files, including splitting, merging, converting, reorganizing, adding images, rotating, compressing, and more. This locally hosted web application has evolved to encompass a comprehensive set of features, addressing all your PDF requirements.

Stirling PDF does not initiate any outbound calls for record-keeping or tracking purposes.

All files and PDFs exist either exclusively on the client side, reside in server memory only during task execution, or temporarily reside in a file solely for the execution of the task. Any file downloaded by the user will have been deleted from the server by that point.

stirling-home

Features

  • Dark mode support.
  • Custom download options
  • Parallel file processing and downloads
  • Custom 'Pipelines' to run multiple features in a queue
  • API for integration with external scripts
  • Optional Login and Authentication support (see here for documentation)
  • Database Backup and Import (see here for documentation)

PDF Features

Page Operations

  • View and modify PDFs - View multi page PDFs with custom viewing sorting and searching. Plus on page edit features like annotate, draw and adding text and images. (Using PDF.js with Joxit and Liberation.Liberation fonts)
  • Full interactive GUI for merging/splitting/rotating/moving PDFs and their pages.
  • Merge multiple PDFs together into a single resultant file.
  • Split PDFs into multiple files at specified page numbers or extract all pages as individual files.
  • Reorganize PDF pages into different orders.
  • Rotate PDFs in 90-degree increments.
  • Remove pages.
  • Multi-page layout (Format PDFs into a multi-paged page).
  • Scale page contents size by set %.
  • Adjust Contrast.
  • Crop PDF.
  • Auto Split PDF (With physically scanned page dividers).
  • Extract page(s).
  • Convert PDF to a single page.
  • Overlay PDFs ontop of each other

Conversion Operations

  • Convert PDFs to and from images.
  • Convert any common file to PDF (using LibreOffice).
  • Convert PDF to Word/Powerpoint/Others (using LibreOffice).
  • Convert HTML to PDF.
  • URL to PDF.
  • Markdown to PDF.

Security & Permissions

  • Add and remove passwords.
  • Change/set PDF Permissions.
  • Add watermark(s).
  • Certify/sign PDFs.
  • Sanitize PDFs.
  • Auto-redact text.

Other Operations

  • Add/Generate/Write signatures.
  • Repair PDFs.
  • Detect and remove blank pages.
  • Compare 2 PDFs and show differences in text.
  • Add images to PDFs.
  • Compress PDFs to decrease their filesize (Using OCRMyPDF).
  • Extract images from PDF.
  • Extract images from Scans.
  • Add page numbers.
  • Auto rename file by detecting PDF header text.
  • OCR on PDF (Using OCRMyPDF).
  • PDF/A conversion (Using OCRMyPDF).
  • Edit metadata.
  • Flatten PDFs.
  • Get all information on a PDF to view or export as JSON.
  • Show/Detect embedded Javascript

For a overview of the tasks and the technology each uses please view Endpoint-groups.md

Demo of the app is available here.

Technologies used

How to use

Windows

For windows users download the latest Stirling-PDF.exe from our release section or by clicking here

Locally

Please view https://github.com/Stirling-Tools/Stirling-PDF/blob/main/LocalRunGuide.md

Docker / Podman

https://hub.docker.com/r/frooodle/s-pdf

Stirling PDF has 3 different versions, a Full version and ultra-Lite version as well as a 'Fat' version. Depending on the types of features you use you may want a smaller image to save on space. To see what the different versions offer please look at our version mapping For people that don't mind about space optimization just use the latest tag. Docker Image Size (tag) Docker Image Size (tag) Docker Image Size (tag)

Please note in below examples you may need to change the volume paths as needed, current examples install them to the current working directory eg ./extraConfigs:/configs to /opt/stirlingpdf/extraConfigs:/configs

Docker Run

docker run -d \
  -p 8080:8080 \
  -v ./trainingData:/usr/share/tessdata \
  -v ./extraConfigs:/configs \
  -v ./logs:/logs \
  -e DOCKER_ENABLE_SECURITY=false \
  -e INSTALL_BOOK_AND_ADVANCED_HTML_OPS=false \
  -e LANGS=en_GB \
  --name stirling-pdf \
  frooodle/s-pdf:latest

  Can also add these for customisation but are not required

  -v /location/of/customFiles:/customFiles \

Docker Compose

version: '3.3'
services:
  stirling-pdf:
    image: frooodle/s-pdf:latest
    ports:
      - '8080:8080'
    volumes:
      - ./trainingData:/usr/share/tessdata #Required for extra OCR languages
      - ./extraConfigs:/configs
#      - ./customFiles:/customFiles/
#      - ./logs:/logs/
    environment:
      - DOCKER_ENABLE_SECURITY=false
      - INSTALL_BOOK_AND_ADVANCED_HTML_OPS=false
      - LANGS=en_GB

Note: Podman is CLI-compatible with Docker, so simply replace "docker" with "podman".

Enable OCR/Compression feature

Please view https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToUseOCR.md

Supported Languages

Stirling PDF currently supports 38!

Language Progress
Arabic (العربية) (ar_AR) 99%
Basque (Euskara) (eu_ES) 60%
Bulgarian (Български) (bg_BG) 91%
Catalan (Català) (ca_CA) 47%
Croatian (Hrvatski) (hr_HR) 91%
Czech (Česky) (cs_CZ) 87%
Danish (Dansk) (da_DK) 96%
Dutch (Nederlands) (nl_NL) 93%
English (English) (en_GB) 100%
English (US) (en_US) 100%
French (Français) (fr_FR) 90%
German (Deutsch) (de_DE) 99%
Greek (Ελληνικά) (el_GR) 79%
Hindi (हिंदी) (hi_IN) 76%
Hungarian (Magyar) (hu_HU) 73%
Indonesia (Bahasa Indonesia) (id_ID) 74%
Irish (Gaeilge) (ga_IE) 95%
Italian (Italiano) (it_IT) 99%
Japanese (日本語) (ja_JP) 92%
Korean (한국어) (ko_KR) 81%
Norwegian (Norsk) (no_NB) 95%
Polish (Polski) (pl_PL) 89%
Portuguese (Português) (pt_PT) 76%
Portuguese Brazilian (Português) (pt_BR) 99%
Romanian (Română) (ro_RO) 97%
Russian (Русский) (ru_RU) 81%
Serbian Latin alphabet (Srpski) (sr_LATN_RS) 76%
Simplified Chinese (简体中文) (zh_CN) 98%
Slovakian (Slovensky) (sk_SK) 89%
Spanish (Español) (es_ES) 98%
Swedish (Svenska) (sv_SE) 97%
Thai (ไทย) (th_TH) 96%
Traditional Chinese (繁體中文) (zh_TW) 95%
Turkish (Türkçe) (tr_TR) 96%
Ukrainian (Українська) (uk_UA) 87%
Vietnamese (Tiếng Việt) (vi_VN) 96%

Contributing (creating issues, translations, fixing bugs, etc.)

Please see our Contributing Guide!

Customisation

Stirling PDF allows easy customization of the app. Includes things like

  • Custom application name
  • Custom slogans, icons, HTML, images CSS etc (via file overrides)

There are two options for this, either using the generated settings file settings.yml This file is located in the /configs directory and follows standard YAML formatting

Environment variables are also supported and would override the settings file For example in the settings.yml you have

security:
  enableLogin: 'true'

To have this via an environment variable you would have SECURITY_ENABLELOGIN

The Current list of settings is

security:
  enableLogin: false # set to 'true' to enable login
  csrfDisabled: true # Set to 'true' to disable CSRF protection (not recommended for production)
  loginAttemptCount: 5 # lock user account after 5 tries; when using e.g. Fail2Ban you can deactivate the function with -1
  loginResetTimeMinutes: 120 # lock account for 2 hours after x attempts
  loginMethod: all # 'all' (Login Username/Password and OAuth2[must be enabled and configured]), 'normal'(only Login with Username/Password) or 'oauth2'(only Login with OAuth2)
  initialLogin:
    username: '' # Initial username for the first login
    password: '' # Initial password for the first login
  oauth2:
    enabled: false # set to 'true' to enable login (Note: enableLogin must also be 'true' for this to work)
    client:
      keycloak:
        issuer: '' # URL of the Keycloak realm's OpenID Connect Discovery endpoint
        clientId: '' # Client ID for Keycloak OAuth2
        clientSecret: '' # Client Secret for Keycloak OAuth2
        scopes: openid, profile, email # Scopes for Keycloak OAuth2
        useAsUsername: preferred_username # Field to use as the username for Keycloak OAuth2
      google:
        clientId: '' # Client ID for Google OAuth2
        clientSecret: '' # Client Secret for Google OAuth2
        scopes: https://www.googleapis.com/auth/userinfo.email, https://www.googleapis.com/auth/userinfo.profile # Scopes for Google OAuth2
        useAsUsername: email # Field to use as the username for Google OAuth2
      github:
        clientId: '' # Client ID for GitHub OAuth2
        clientSecret: '' # Client Secret for GitHub OAuth2
        scopes: read:user # Scope for GitHub OAuth2
        useAsUsername: login # Field to use as the username for GitHub OAuth2
    issuer: '' # set to any provider that supports OpenID Connect Discovery (/.well-known/openid-configuration) end-point
    clientId: '' # Client ID from your provider
    clientSecret: '' # Client Secret from your provider
    autoCreateUser: false # set to 'true' to allow auto-creation of non-existing users
    blockRegistration: false # set to 'true' to deny login with SSO without prior registration by an admin
    useAsUsername: email # Default is 'email'; custom fields can be used as the username
    scopes: openid, profile, email # Specify the scopes for which the application will request permissions
    provider: google # Set this to your OAuth provider's name, e.g., 'google' or 'keycloak'

system:
  defaultLocale: 'en-US' # Set the default language (e.g. 'de-DE', 'fr-FR', etc)
  googlevisibility: false # 'true' to allow Google visibility (via robots.txt), 'false' to disallow
  enableAlphaFunctionality: false # Set to enable functionality which might need more testing before it fully goes live (This feature might make no changes)
  showUpdate: true # see when a new update is available
  showUpdateOnlyAdmin: false # Only admins can see when a new update is available, depending on showUpdate it must be set to 'true'
  customHTMLFiles: false # enable to have files placed in /customFiles/templates override the existing template html files

ui:
  appName: '' # Application's visible name
  homeDescription: '' # Short description or tagline shown on homepage.
  appNameNavbar: '' # Name displayed on the navigation bar

endpoints:
  toRemove: [] # List endpoints to disable (e.g. ['img-to-pdf', 'remove-pages'])
  groupsToRemove: [] # List groups to disable (e.g. ['LibreOffice'])

metrics:
  enabled: true # 'true' to enable Info APIs (`/api/*`) endpoints, 'false' to disable

There is an additional config file /configs/custom_settings.yml were users familiar with java and spring application.properties can input their own settings on-top of Stirling-PDFs existing ones

Extra notes

  • Endpoints. Currently, the endpoints ENDPOINTS_TO_REMOVE and GROUPS_TO_REMOVE can include comma separate lists of endpoints and groups to disable as example ENDPOINTS_TO_REMOVE=img-to-pdf,remove-pages would disable both image-to-pdf and remove pages, GROUPS_TO_REMOVE=LibreOffice Would disable all things that use LibreOffice. You can see a list of all endpoints and groups here
  • customStaticFilePath. Customise static files such as the app logo by placing files in the /customFiles/static/ directory. An example of customising app logo is placing a /customFiles/static/favicon.svg to override current SVG. This can be used to change any images/icons/css/fonts/js etc in Stirling-PDF

Environment only parameters

  • SYSTEM_ROOTURIPATH ie set to /pdf-app to Set the application's root URI to localhost:8080/pdf-app
  • SYSTEM_CONNECTIONTIMEOUTMINUTES to set custom connection timeout values
  • DOCKER_ENABLE_SECURITY to tell docker to download security jar (required as true for auth login)
  • INSTALL_BOOK_AND_ADVANCED_HTML_OPS to download calibre onto stirling-pdf enabling pdf to/from book and advanced html conversion
  • LANGS to define custom font libraries to install for use for document conversions

API

For those wanting to use Stirling-PDFs backend API to link with their own custom scripting to edit PDFs you can view all existing API documentation here or navigate to /swagger-ui/index.html of your stirling-pdf instance for your versions documentation (Or by following the API button in your settings of Stirling-PDF)

Login authentication

stirling-login

Prerequisites

  • User must have the folder ./configs volumed within docker so that it is retained during updates.
  • Docker users must download the security jar version by setting DOCKER_ENABLE_SECURITY to true in environment variables.
  • Then either enable login via the settings.yml file or via setting SECURITY_ENABLE_LOGIN to true
  • Now the initial user will be generated with username admin and password stirling. On login you will be forced to change the password to a new one. You can also use the environment variables SECURITY_INITIALLOGIN_USERNAME and SECURITY_INITIALLOGIN_PASSWORD to set your own straight away (Recommended to remove them after user creation).

Once the above has been done, on restart, a new stirling-pdf-DB.mv.db will show if everything worked.

When you login to Stirling PDF you will be redirected to /login page to login with those default credentials. After login everything should function as normal

To access your account settings go to Account settings in the settings cog menu (top right in navbar) This Account settings menu is also where you find your API key.

To add new users go to the bottom of Account settings and hit 'Admin Settings', here you can add new users. The different roles mentioned within this are for rate limiting. This is a Work in progress which will be expanding on more in future

For API usage you must provide a header with 'X-API-Key' and the associated API key for that user.

FAQ

Q1: What are your planned features?

  • Progress bar/Tracking
  • Full custom logic pipelines to combine multiple operations together.
  • Folder support with auto scanning to perform operations on
  • Redact text (Via UI not just automated way)
  • Add Forms
  • Multi page layout (Stich PDF pages together) support x rows y columns and custom page sizing
  • Fill forms manually or automatically

Q2: Why is my application downloading .htm files?

This is an issue caused commonly by your NGINX configuration. The default file upload size for NGINX is 1MB, you need to add the following in your Nginx sites-available file. client_max_body_size SIZE; Where "SIZE" is 50M for example for 50MB files.

Q3: Why is my download timing out

NGINX has timeout values by default so if you are running Stirling-PDF behind NGINX you may need to set a timeout value such as adding the config proxy_read_timeout 3600;

stirling-pdf's People

Contributors

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stirling-pdf's Issues

Idea: PDF document preview

It would be great to have some form of preview for PDF. Now when I want to ie: rearrange PDF i need to check locally what pages I need to rearrange and than provide that in StirlingPDF. It would be great to do this interactively.

Remove Pages - URL incorrect on Home page

Remove Pages on home page redirects to /remove-pages which throws error
image

It works from top navigation as it redirects to /delete-pages

I believe it should be remove-pages and top nav should match that to be consistent with naming conventions

Cheers!

Compress PDF page is broken

image

Command error output:
Using Tesseract OpenMP thread limit 2
Start processing 21 pages concurrently
PriorOcrFoundError: page already has text! - aborting (use --force-ocr to force OCR;  see also help for the arguments --skip-text and --redo-ocr
2023-03-22T13:42:03.393-04:00 ERROR 1 --- [nio-8080-exec-8] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception

java.io.IOException: Command process failed with exit code 6. Error message: Using Tesseract OpenMP thread limit 2
Start processing 21 pages concurrently
PriorOcrFoundError: page already has text! - aborting (use --force-ocr to force OCR;  see also help for the arguments --skip-text and --redo-ocr
        at stirling.software.SPDF.utils.ProcessExecutor.runCommandWithOutputHandling(ProcessExecutor.java:61) ~[classes!/:0.4.0]
        at stirling.software.SPDF.controller.CompressController.optimizePdf(CompressController.java:100) ~[classes!/:0.4.0]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:207) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:152) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:884) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1081) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:974) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:731) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.0.5.jar!/:6.0.5]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:814) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:223) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) ~[tomcat-embed-websocket-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.5.jar!/:6.0.5]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:177) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:119) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:741) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:400) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:859) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1734) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]

Missing Output Types

Missing JPG, GIF formats for PDF To Image. Was in previous version. Running Latest Update.
S-PDF

There is a typo in the new image to pdf implementation

The field for selecting images has a wrong label/placeholder

Expected behaviour:
The field says "Select Image(s)"

Actual behaviour:
The field says "Select PDF(s)"

How to reproduce:
Visit the page for the image converter, read the label.

Error when compressing PDF

Stack Trace:
com.spire.pdf.packages.sprlBc: Neutral cultures cannot be used in formatting and parsing and therefore cannot be set as the thread's current culture at com.spire.pdf.packages.sprxuB.spr� (klf:255) at com.spire.pdf.PdfPageBase.spr (Unknown Source) at com.spire.pdf.PdfPageBase.getImagesInfo(Unknown Source) at stirling.software.SPDF.controller.CompressController.compressPDF(CompressController.java:51) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:207) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:152) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:884) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1080) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:973) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:731) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:814) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:223) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:177) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:119) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:741) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:400) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:859) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1734) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:833)
image

Complete Log:

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v3.0.2)

2023-03-06T03:03:10.164-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : Starting SPdfApplication using Java 17.0.2 with PID 1 (/app.jar started by root in /)
2023-03-06T03:03:10.168-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : No active profile set, falling back to 1 default profile: "default"
2023-03-06T03:03:11.466-05:00  INFO 1 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2023-03-06T03:03:11.480-05:00  INFO 1 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2023-03-06T03:03:11.480-05:00  INFO 1 --- [           main] o.apache.catalina.core.StandardEngine    : Starting Servlet engine: [Apache Tomcat/10.1.5]
2023-03-06T03:03:11.601-05:00  INFO 1 --- [           main] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2023-03-06T03:03:11.604-05:00  INFO 1 --- [           main] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 1362 ms
2023-03-06T03:03:12.159-05:00  INFO 1 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2023-03-06T03:03:12.179-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : Started SPdfApplication in 2.612 seconds (process running for 3.303)
2023-03-08T10:02:49.268-05:00  INFO 1 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
2023-03-08T10:02:49.268-05:00  INFO 1 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
2023-03-08T10:02:49.270-05:00  INFO 1 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 2 ms
2023-03-08T10:03:39.773-05:00 ERROR 1 --- [nio-8080-exec-6] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed: com.spire.pdf.packages.sprlBc: Neutral cultures cannot be used in formatting and parsing and therefore cannot be set as the thread's current culture] with root cause

com.spire.pdf.packages.sprlBc: Neutral cultures cannot be used in formatting and parsing and therefore cannot be set as the thread's current culture
        at com.spire.pdf.packages.sprxuB.spr (klf:255) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at com.spire.pdf.PdfPageBase.spr  (Unknown Source) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at com.spire.pdf.PdfPageBase.getImagesInfo(Unknown Source) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at stirling.software.SPDF.controller.CompressController.compressPDF(CompressController.java:51) ~[classes!/:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:207) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:152) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:884) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1080) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:973) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:731) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:814) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:223) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) ~[tomcat-embed-websocket-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:177) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:119) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:741) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:400) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:859) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1734) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]


  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v3.0.2)

2023-03-08T10:20:21.295-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : Starting SPdfApplication using Java 17.0.2 with PID 1 (/app.jar started by root in /)
2023-03-08T10:20:21.299-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : No active profile set, falling back to 1 default profile: "default"
2023-03-08T10:20:22.460-05:00  INFO 1 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2023-03-08T10:20:22.471-05:00  INFO 1 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2023-03-08T10:20:22.471-05:00  INFO 1 --- [           main] o.apache.catalina.core.StandardEngine    : Starting Servlet engine: [Apache Tomcat/10.1.5]
2023-03-08T10:20:22.582-05:00  INFO 1 --- [           main] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2023-03-08T10:20:22.584-05:00  INFO 1 --- [           main] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 1217 ms
2023-03-08T10:20:23.060-05:00  INFO 1 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2023-03-08T10:20:23.080-05:00  INFO 1 --- [           main] stirling.software.SPDF.SPdfApplication   : Started SPdfApplication in 2.343 seconds (process running for 2.985)
2023-03-08T10:20:32.241-05:00  INFO 1 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
2023-03-08T10:20:32.241-05:00  INFO 1 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
2023-03-08T10:20:32.242-05:00  INFO 1 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 1 ms
2023-03-08T10:20:46.678-05:00 ERROR 1 --- [nio-8080-exec-3] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed: com.spire.pdf.packages.sprlBc: Neutral cultures cannot be used in formatting and parsing and therefore cannot be set as the thread's current culture] with root cause

com.spire.pdf.packages.sprlBc: Neutral cultures cannot be used in formatting and parsing and therefore cannot be set as the thread's current culture
        at com.spire.pdf.packages.sprxuB.spr (klf:255) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at com.spire.pdf.PdfPageBase.spr  (Unknown Source) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at com.spire.pdf.PdfPageBase.getImagesInfo(Unknown Source) ~[spire.pdf.free-5.1.0.jar!/:5.1.0]
        at stirling.software.SPDF.controller.CompressController.compressPDF(CompressController.java:51) ~[classes!/:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na]
        at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:207) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:152) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:884) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1080) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:973) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:731) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.0.4.jar!/:6.0.4]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:814) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:223) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) ~[tomcat-embed-websocket-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.4.jar!/:6.0.4]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:185) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:158) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:177) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:119) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:741) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:400) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:859) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1734) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-10.1.5.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]

Change contrast option on existing PDF

Great project first and foremost!

I had been looking for a replacement for the aging zpex/web-pdf-toolbox (https://hub.docker.com/r/zpex/web-pdf-toolbox) - since it has not been updated since 10/07/2021 - An as of recently I've had to re-pull or restart it to get things working again.

So Stirling-PDF was perfect timing.

One of the options that the Zpex project has is the ability to adjust the contrast on existing PDF. Might this be a feature/function that could be added at some point in the future.

Again great project and thank you for your time and consideration.

Feature request: Multitool - Bookmark Passthrough

Some PDFs (mostly documents) have embedded bookmarks that let users jump to a specific location. Currently if parsing a document, any existing bookmarks are lost.

I don't think the existing pdf writer (Hopding /pdf-lib supports retaining chapters, as it was in the roadmap SEP-2021 Hopding/pdf-lib#998, but the maintainers last contribution on github was NOV-2021.

I found this, Don't know if it's going to be of any use
https://github.com/xianghuzhao/pdf-bookmark

[Feature Request] - Rest API

Hi,

I was just wondering if there were any plans to provide an API interface, where I can e.g. post a pdf and ask it to remove pages 2, 4 and 7 etc.

Application Logo

Hey

I like your project a lot and I want to add it to the service list in Kubero. This will allow users an easy installation on a Kubernetes cluster. But I need a (more or less) square icon/logo .

image

Compression does not always reduce the size of files??

I think that the pdf compression to reduce the size does not work correctly or not always with all types of pdf, possibly it is not able to reduce the quality of the images to 150dpi or similar. Is this failure possible or is it a limitation? I tried to compress to reduce the size of 3mb using any of the 3 options and all exports left the file size practically the same. But using PDF4me (API mode with app or automation) has been able to reduce it to 800kbs (web mode) and 1.5mbs (print mode). I include the pdf that you can try to try the compression. Thanks anyway, your project is very good, very useful and I love it!
ATHLET_ES_low.pdf

Struggling with Rest API

Hello there, first of all, congrats for such a nice work.

Since I can do a curl to rest api im testing if I can remove password from there; it works well from web ui but as I have lots of files with password I would like to use the API and make a script to remove passwords from all files.
Im not going deep in the script here, but I post the api call:

curl -X 'POST' \
  'http://192.168.2.43:8087/remove-password?password=actualpdfpassword' \
  -H 'accept: */*' \
  -H 'Content-Type: multipart/form-data' \
  -F 'fileInput=/share/Container/pdf/07.pdf;type=application/pdf' \
  -o '/share/Container/pdf/NO_PASS.pdf'

it creates a 0Kb NO_PASS.pdf file

here the command from my actual instance: http://192.168.2.43:8087/swagger-ui/index.html

curl -X 'POST' \
  'http://192.168.2.43:8087/remove-password?password=actualpdfpassword' \
  -H 'accept: */*' \
  -H 'Content-Type: multipart/form-data' \
  -F '[email protected];type=application/pdf'

what Im doing wrong here? any suggestion?
Running Stirling-PDF from docker BTW

Thanks so much in advance!

OCR Doesn't seem to make the PDF searchable

After using OCR on a PDF with a scanned image, the resulting pdf also has just a image, no searchable or text I can copy.
If I select the option to Produce a text file along with OCR, I can see that the OCR process does run, it just seems the output PDF does not contain this information.

If I use the option to forceOCR on all pages, then even pages that were searchable are now not.

I am running Stirling-PDF on docker, lastest tag as of 27/04/2023.
App Version 0.6.0
Tesseract Model - tessdata eng (the bigger one, not fast)

Translations

I would like to translate Stirling to Polish. Earlier in other systems I use Weblate. Maybe You would consider to make Your app multilanguage and set new projest in weblate

Is there support for aarch64?

I'm running Ubuntu-20.04-aarch64 on Oracle Free Tier and when trying to start the container I get "exec /bin/sh: exec format error".
Am I doing something wrong or is it just not supported?

Error when filename contains non-English characters

Hi, when I try to merge or rotate pdf files with Chinese name, the site returns error 'contentType is null'
Here is the log:

2023-04-24T10:32:15.988Z  WARN 7 --- [nio-8080-exec-6] o.apache.coyote.http11.Http11Processor   : The HTTP response header [Content-Disposition] with value [form-data; name="attachment"; filename="AIGC大时代,光模块产业迎风启航-浙商证券-2023.4.14-41页_merged.pdf"] has been removed from the response because it is invalid

java.lang.IllegalArgumentException: The Unicode character [大] at code point [22,823] cannot be encoded as it is outside the permitted range of 0 to 255
        at org.apache.tomcat.util.buf.MessageBytes.toBytesSimple(MessageBytes.java:290) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.buf.MessageBytes.toBytes(MessageBytes.java:261) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.http11.Http11OutputBuffer.write(Http11OutputBuffer.java:389) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.http11.Http11OutputBuffer.sendHeader(Http11OutputBuffer.java:368) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.prepareResponse(Http11Processor.java:1049) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:376) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.Response.action(Response.java:208) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.http11.Http11OutputBuffer.doWrite(Http11OutputBuffer.java:187) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.Response.doWrite(Response.java:613) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.OutputBuffer.realWriteBytes(OutputBuffer.java:334) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.OutputBuffer.appendByteArray(OutputBuffer.java:750) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.OutputBuffer.append(OutputBuffer.java:677) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.OutputBuffer.writeBytes(OutputBuffer.java:382) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.OutputBuffer.write(OutputBuffer.java:360) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.CoyoteOutputStream.write(CoyoteOutputStream.java:96) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.CoyoteOutputStream.write(CoyoteOutputStream.java:89) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.springframework.util.StreamUtils.copy(StreamUtils.java:119) ~[spring-core-6.0.7.jar!/:6.0.7]
        at org.springframework.http.converter.ByteArrayHttpMessageConverter.writeInternal(ByteArrayHttpMessageConverter.java:67) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.http.converter.ByteArrayHttpMessageConverter.writeInternal(ByteArrayHttpMessageConverter.java:38) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.http.converter.AbstractHttpMessageConverter.write(AbstractHttpMessageConverter.java:226) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:300) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.annotation.HttpEntityMethodProcessor.handleReturnValue(HttpEntityMethodProcessor.java:245) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:78) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:136) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:884) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1081) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:974) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1011) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:563) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.0.7.jar!/:6.0.7]
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:631) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) ~[tomcat-embed-websocket-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.0.7.jar!/:6.0.7]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:166) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:738) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-10.1.7.jar!/:na]
        at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]

Support for Reverse proxies

I would really appreciate if you could add support for reverse proxies like Apache, Caddy, Traefik and others.

To support reverse proxies in spring boot according to the docs what you have to do is simple.
Add this line to the application.properties:
server.forward-headers-strategy=NATIVE

[Bug] Detect/Split Scanned photos needs scripts under root /scripts

"Detect/Split Scanned photos" searches for the script "split_photos.py" under root /scripts/ and not under the Stirling-PDF install folder ./scripts/. This may work in docker installations but needs to copy or symlink the scripts folder to / in standard installations.

Feature request: Image extraction from PDFs

First of all, thanks for your work on this excellent project.

For my workflow a feature to extract the pictures embedded in a pdf would be really helpful. Because I need this feature somewhat often I still have to use a desktop pdf editor.

Thanks in advance

Feature request: OCR

Firstly - thanks for this neat project, I was looking for exactly something like this few days ago.

Would it possible to add OCR as one of the tools? There's a good working CLI tool called OCRmyPDF so maybe it wouldn't be too hard to implement.

Remove Password doesn't work

As the title says, Remove Password doesn't work. It just gives me a smaller file, albeit still being password-locked.

Error 400 adding Watermark

Hi,
when adding watermark I am getting following error:

2023-02-06 07_28_46-Mozilla Firefox

I have standard Docker installation.
I am getting following error in logs:
06.02.2023 07:27:36 2023-02-06T06:27:36.381Z WARN 1 --- [nio-8080-exec-3] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.multipart.support.MissingServletRequestPartException: Required part 'pdfFile' is not present.] 06.02.2023 07:28:40 2023-02-06T06:28:40.862Z WARN 1 --- [nio-8080-exec-6] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.multipart.support.MissingServletRequestPartException: Required part 'pdfFile' is not present.] 06.02.2023 07:30:30 2023-02-06T06:30:30.525Z WARN 1 --- [nio-8080-exec-9] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.web.multipart.support.MissingServletRequestPartException: Required part 'pdfFile' is not present.]

Seems like PDF file is not linked properly in form?

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