调试时QFileDialog :: getOpenFileName崩溃，显然是由项目名称引起的？

I've run into a problem that's really confusing me. I'm using Qt Creator 3.1.2, with Qt 5.3 on Windows 7, using the MSVC 10.0 compiler and CDB from Debugging Tools for Windows 8.1. (Not sure if I should be looking for a Windows 7-specific debugger, but I haven't had any issues until now).I've run into a problem that's really confusing