Crash in run of simple WebView app with QT 5.15.2

[Lillo]

Hi, I have a very simple app for test WebView of Qt and it crash only in my computer, on my colleagues' computers with the same version of qt and linux they do well. I already reinstalled Qt but it don´t work. This is the code:


And this is the error when I running it with gdb:

Please help me.