After some more tests I decided to uninstall and re-install the aplication. I then changed in setenv.bat "set JAVA_OPTS=-Xms256m -Xmx 2048 m..." to "set JAVA_OPTS=-Xms256m -Xmx 1024 m..." and now it works... Funny thing is, I did this before and it did not work... But anyway. Pro...