I got an err when enable USE VIRTUAL Keyboard

Hello everyone:

for the industrial touchscreen monitor when I enable SETTINGS -> USE VIRTUAL KEYBOARD , I got an error like this:

I just start a sim config

Thanks

We need a lot more info please.

What version of linuxcnc? How did you get it?
What screen? Sounds like QtDagon - what version, regular or _hd?
What is the actual error message?

Chris