TS>qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.

[amirnewm]

Description: Ubuntu 24.04 LTS
Release: 24.04
Codename: noble
After I make a robot and press the power button, the robot turns off without connecting. This message is written in the Instance Log:
2024-05-20T01:53:43+03:00 Closed.
2024-05-20T01:53:43+03:00 TS>
2024-05-20T01:53:43+03:00 TS>Available platform plugins are: xcb.
2024-05-20T01:53:43+03:00 TS>
2024-05-20T01:53:43+03:00 TS>This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.
2024-05-20T01:53:43+03:00 TS>qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
2024-05-20T01:53:43+03:00 TS>qt.qpa.xcb: could not connect to display unix/:40.0
2024-05-20T01:53:43+03:00 TS>QCoreApplication::applicationDirPath: Please instantiate the QApplication object first

[SteMazzO]

Has someone figured this out yet?