Search:

That's part of why we ask for an SSCCE. Now you can use the working test project and add a little bit from your broken project at a time. When the working project breaks, you know what caused it and...

If you can't boil the problem down to an SSCCE (which is just as much for your sake as it is for ours), then we really can't help you. We'll just be guessing.

I'd suggest you ditch the GUI builder...

If you want help, you'll have to provide an SSCCE that demonstrates the problem.