SAP NWDS, Web Dynpro: Add Destination/R3 fails

Problem:
In the SAP Netweaver Developer Studio you want to add a Destination
Window->Preferences->Destinations->R3 Destinations.

Applys to: NWDS 7, Windows 7

Cause:

Solution:
-vm
C:\DEV\Java\jdk1.5.0_22\bin\javaw.exe
-showsplash
com.sap.netweaver.developerstudio
--launcher.XXMaxPermSize
256m
-vmargs
-Xmx512m
-Xms128m
-XX:PermSize=32m
-XX:MaxPermSize=256m
-Dfile.encoding=UTF-8
-Dosgi.requiredJavaVersion=1.5
-Dos.name='Windows XP'