Hello I have install eric on mac, but when i try to generate dialog code i get this error : 'module' object has no attribute 'StackedWidget' Any Suggest? Python 2.6.1 Qt 4.7.0 PyQt 4.8.2 sip 4.12 QScintilla 2.4.6 eric4 4.4.11 (r3912) Thanks Luca