Destroying a wexond window makes all other windows malfunction

[BlobCodes]

Bug description
When you destroy a previously created sub-window, the parent window malfunctions.
The buttons in the top bar all don't work and when using the compact top bar, it won't go away.

To Reproduce

1. Create a sub-window
2. Destroy the window
3. Try doing something in the main window

Expected behavior
The parent window still works as it did before

Screenshots

Details:

• Operating System: OpenSuse Tumbleweed
• Wexond version: 6.0.0-nightly.2
• Last known working Wexond version: None

Additional context
None