Qt Designer form bad display

Enviroment Vars / Running SET on cmd.exe : http://pastebin.com/f71014c66

Screen:



I have this issue using Qt Designer:
- Qt SDK by Nokia v2009.05 (open source)
- Qt for Symbian by Nokia v4.6.0
- PyQt GPL v4.4.3 for python v2.5
- PyQt GPL v4.7 for python v2.6

(Only works fine Qt Designer inside Qt Creator v2009.05 editing *.ui files)

Operating system: Windows XP Pro SP3 (english) 32 bits

Any help is appreciated!