Quajak

Without exact code, this remains unreproducable.

It would be a lot easier if the relevant code extracted to what is actually necessary to reproduce this issue. Understanding and debugging an entire user kernel is a lot...

My point is that since you are not using the standard cosmos vbe driver, there is no guarantee that it should work. If there is an issue with the standard...

when setting the mode or using the default mode?

The error message should have changd

Did you switch to the german keyboard? ` SetKeyboardScanMap(new DE_Standard());` Otherwise, pressing Ctrl+Alt or AltGr works for me, although AltGr takes a second to register that its fully pressed, which...

No

Yes

The tests failing indicates that this is not actually working currently.

Could you give an update on what still needs to be done?