I was trying to use the Smart Card Connector App in Ubuntu 16.04, with a OmniKey CarMand 3021 plugged in. The smart card reader is working with Firefox.
This error show up upon adding permissions to the reader.
[ 0.038s] [<background page>.GoogleSmartCard.ConnectorApp.BackgroundMain] [INFO] The Smart Card Connector app (id "khpfeaanjngmcnplbdlpegiifgpfgdco", version 1.2.3.0) background script started
[ 0.059s] [<background page>.GoogleSmartCard.ConnectorApp.BackgroundMain] [INFO] Created a new PC/SC-Lite client handler (id 0) for handling requests from own app
[ 0.065s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">] [INFO] Loading NaCl module...
[ 0.102s] [<background page>.GoogleSmartCard.Libusb.ChromeUsbBackend] [INFO] 1 USB device(s) available: [{device: 0x00, manufacturerName: "OMNIKEY AG", productId: 0x00003021, productName: "Smart Card Reader USB", serialNumber: "", vendorId: 0x0000076B, version: 0x00000302}]
[ 0.194s] [<background page>.GoogleSmartCard.PcscLiteServerClientsManagement.ClientHandler<id=0, client=own app>] [INFO] Delaying the received requests until the PC/SC-Lite server gets ready. Currently delayed requests: SCardEstablishContext(<stripped value>, <stripped value>, <stripped value>)
[ 0.562s] [</window.html>.GoogleSmartCard.ConnectorApp.MainWindow] [INFO] The main window is created
[ 0.569s] [</window.html>.GoogleSmartCard.ConnectorApp.MainWindow] [INFO] Displaying 0 card reader(s): []
[ 1.344s] [</window.html>.GoogleSmartCard.ConnectorApp.MainWindow] [INFO] Displaying the warning regarding non-Chrome OS system (the current OS is "linux")
[ 1.347s] [<background page>.GoogleSmartCard.PcscLiteServerClientsManagement.PermissionsChecking.ManagedRegistry] [INFO] Loaded managed storage data with the allowed client App ids: Set{}
[ 1.349s] [<background page>.GoogleSmartCard.PcscLiteServerClientsManagement.PermissionsChecking.UserPromptingChecker] [INFO] Loaded local storage data with the stored user selections: no data
[ 6.280s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">] [INFO] Successfully loaded NaCl module
[ 6.299s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.ReaderTracker] [INFO] A new reader "OMNIKEY AG CardMan 3121" (port 2097152, device "usb:076b/3021:libusb-1.0:42:0:0") is being initialized...
[ 6.302s] [</window.html>.GoogleSmartCard.ConnectorApp.MainWindow] [INFO] Displaying 1 card reader(s): [{name: "OMNIKEY AG CardMan 3121", status: "init", error: undefined, isCardPresent: false}]
[ 6.305s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000000 ../../src/src/ifdhandler.c:1953:init_driver() Driver version: 1.4.24
[ 6.306s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000930 ../../src/src/ifdhandler.c:1970:init_driver() LogLevel: 0x0003
[ 6.307s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000100 ../../src/src/ifdhandler.c:1981:init_driver() DriverOptions: 0x0004
[ 6.307s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000300 ../../src/src/ifdhandler.c:110:CreateChannelByNameOrChannel() Lun: 0, device: usb:076b/3021:libusb-1.0:42:0:0
[ 6.308s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000070 ../../src/src/ccid_usb.c:287:OpenUSBByName() Using: /crx/pcsc/drivers/ifd-ccid.bundle/Contents/Info.plist
[ 6.309s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000830 ../../src/src/ccid_usb.c:305:OpenUSBByName() ifdManufacturerString: Ludovic Rousseau ([email protected])
[ 6.310s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000090 ../../src/src/ccid_usb.c:306:OpenUSBByName() ifdProductString: Generic CCID driver
[ 6.312s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000050 ../../src/src/ccid_usb.c:307:OpenUSBByName() Copyright: This driver is protected by terms of the GNU Lesser General Public License version 2.1, or (at your option) any later version.
[ 6.321s] [<background page>.GoogleSmartCard.Libusb.ChromeUsbRequestHandler] [WARNING] API error occurred while calling chrome.usb.openDevice(<stripped value>): Failed to open device.
[ 6.325s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [WARNING] LibusbOverChromeUsb::LibusbOpen request failed: Error: Failed to open device.
[ 6.326s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [WARNING] [syslog] 00022720 ../../src/src/ccid_usb.c:525:OpenUSBByName() Can't libusb_open(42/0): LIBUSB_ERROR_OTHER
[ 6.327s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000360 ../../src/src/ccid_usb.c:189:close_libusb_if_needed() libusb_exit
[ 6.328s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] 00000140 ../../src/src/ccid_usb.c:749:OpenUSBByName() Device not found?
[ 6.329s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [WARNING] [syslog] 00000130 ../../src/src/ifdhandler.c:144:CreateChannelByNameOrChannel() failed
[ 6.330s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] ../../../../../third_party/pcsc-lite/src/src/readerfactory.c:1110:RFInitializeReader() Open Port 0x200000 Failed (usb:076b/3021:libusb-1.0:42:0:0)
[ 6.331s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [syslog] ../../../../../third_party/pcsc-lite/src/src/readerfactory.c:375:RFAddReaderOriginal() OMNIKEY AG CardMan 3121 init failed.
[ 6.332s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.ReaderTracker] [WARNING] Failure while initializing the reader "OMNIKEY AG CardMan 3121" (port 2097152, device "usb:076b/3021:libusb-1.0:42:0:0"): error code 0x80100009
[ 6.333s] [</window.html>.GoogleSmartCard.ConnectorApp.MainWindow] [INFO] Displaying 1 card reader(s): [{name: "OMNIKEY AG CardMan 3121", status: "failure", error: "0x80100009", isCardPresent: false}]
[ 6.334s] [<background page>.GoogleSmartCard.PcscLiteServerClientsManagement.ClientHandler<id=0, client=own app>] [INFO] The server is ready, processing the delayed requests...
[ 6.338s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardEstablishContext(dwScope=SCARD_SCOPE_SYSTEM, pvReserved1=null, pvReserved2=null): called...
[ 6.339s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardEstablishContext: returning 0x00000000 ["Command successful."], hContext=0x5851F42D
[ 6.344s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardListReaders(hContext=0x5851F42D, mszGroups=null): called...
[ 6.345s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardListReaders: returning 0x8010002E ["Cannot find a smart card reader."]
[ 6.351s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardGetStatusChange(hContext=0x5851F42D, dwTimeout=0, rgReaderStates=NULL): called...
[ 6.351s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardGetStatusChange: returning 0x00000000 ["Command successful."], rgReaderStates=NULL
[ 6.354s] [<background page>.GoogleSmartCard.NaclModule<"nacl_module.nmf">.NaCl] [INFO] [PC/SC-Lite client 0 handler] SCardGetStatusChange(hContext=0x5851F42D, dwTimeout=60000, rgReaderStates=0xFEB13A80([SCARD_READERSTATE(szReader="\\?PnP?\Notification", pvUserData=NULL, dwCurrentState=SCARD_STATE_UNAWARE)])): called...