I think you have started the scanner applet what is deprecated, take a look in your error message:
setScannerApplet
Anyway, applets technology is deprecated and can not get longer working. In the professional version, we have added moved to JAVA webstarter technology and HTML5 when possible. In community edition still, we have not updated these features.
setScannerApplet
Anyway, applets technology is deprecated and can not get longer working. In the professional version, we have added moved to JAVA webstarter technology and HTML5 when possible. In community edition still, we have not updated these features.