Yes, maybe...
But if we don't find the cause or a way to reproduce it, it will be hard to fix it :)
Can you try to reproduce it by changing components of your desktop environment? E.g. by using another session (your can change that at startup with GDM or LightDM) and/or by using another WM (e.g. by launching "metacity --replace" or "compiz --replace")
Yes, maybe...
But if we don't find the cause or a way to reproduce it, it will be hard to fix it :)
Can you try to reproduce it by changing components of your desktop environment? E.g. by using another session (your can change that at startup with GDM or LightDM) and/or by using another WM (e.g. by launching "metacity --replace" or "compiz --replace")