IDE 1.5.1

Hello dude,
I've installed "arduino-1.5.1r2" on WInXP SP3 but I've got the problem as

"Launch4j"
An error occurred while starting the application

please see the picture. And "javaw.exe" is still in Windows Task Manager as well.

But, "arduino-1.5" works perfectly.

Regards,
pak

11-9-2012 12-49-39 AM.jpg