local.ERROR: Return value of MadWeb\Initializer\Actions\Action::errorMessage() must be of the type string, null returned {"exception":"[object] (TypeError(code: 0): Return value of MadWeb\\Initializer\\Actions\\Action::errorMessage() must be of the type string, null returned at /Library/WebServer/Documents/myproject/vendor/mad-web/laravel-initializer/src/Actions/Action.php:50)
[stacktrace]
#0 /Library/WebServer/Documents/myproject/vendor/mad-web/laravel-initializer/src/Run.php(36): MadWeb\\Initializer\\Actions\\Action->errorMessage()
#1 /Library/WebServer/Documents/myproject/vendor/mad-web/laravel-initializer/src/Run.php(49): MadWeb\\Initializer\\Run->run(Object(MadWeb\\Initializer\\Actions\\Artisan))
#2 /Library/WebServer/Documents/myproject/app/Update.php(31): MadWeb\\Initializer\\Run->artisan('down')