CGAL users discussion list

["Laurent Rineau (GeometryFactory)" <>]

On jeudi 20 octobre 2011 13:03:46 Terence wrote:
> Thanks, I have another problem after fixing the execution problem,

How have you "fixed" it?

> after
> successful compile the demonstration and run T3_demo.exe. the following
> information obtained:
> 
> QWidget: Must constrcut a QApplication before a QPaintDevice
> 
> How to fix it?  Thanks!

Same answer: use depends.exe to understand what DLLs are actually loaded at 
runtime.

You are probably mixing Qt4 DLLs from various Qt4 installations, with 
different versions.

-- 
Laurent Rineau, PhD
R&D Engineer at GeometryFactory           http://www.geometryfactory.com/
Release Manager of the CGAL Project       http://www.cgal.org/