crash while respec`ing....

whenever i try to respec, it brings up the power selection screen.

well, this is normal but after level 6, when i try to select a pool power, the game crashes.

the updator and the game client both runs with as admin.

on 64bit win 7.

any help?

edit: and i already have tried reinstalling it with the full data files deleted along with all the registry keys.