Steps to reproduce:

1. Create a new Project (Don't set up VCS during the creation process)
2. Open the Version Control window (Window -> Version Control)
3. Press the Create workspace button
4. Click the '...' button next to the Repository window
5. In the Explore repositories window press OK or Cancel

Actual results: Editor crashes

Expected results: Window is closed, repository is either selected if OK button was used or the operation is cancelled if Cancel button was used.

Reproducible with versions: 6000.3.0a3

Not reproducible with versions: 6000.0.54f1, 6000.1.14f1, 6000.2.0b11, 6000.3.0a2

Reproducible on (OS): macOS 15.5

Not reproducible on (OS): Windows 11