NulPointerException error when loading the java applet!

For example you want to access the Webserver in the Internet Explorer with address: 172.16.1.91/start.htm and an error appears by loading the java applet: NullPointerException!

This is caused because the wrong version of the Imaster,jar is present in the flash memory of the PCD3: for example there version IMasterSaia5_10_00.jar is there insteed of IMasterSaia5_11_00.jar