paintGL() and initializeGL() help

[mickey]

3 paintGL() are called when app starts. there are no any window on my app.

I insert a getchar() at begin of paintGL(). 1st paint() make nothing, second paint draw my app (windows, toolbar, toolbox) with myWidgetGL black! 3st paint fill myWidgetGL with the objects of the scene....

[mickey]

Hi,
I know only now that the problem of multiple start of PaintGL() is my ToolBox. If I delete it paintGL() not starts three times instead of only one!
What I can do? Idesinger myWidget and myToolBox from designerover a WidgetStack...