Complete removal of the compiz packages via synaptic package manager SOLVED it for me too - thanks Davide.
I tried reinstallation first, and that didn't fix it.
Don't know what Compiz did - if it's just 3d-effects too subtle to notice, I'm happy now.
Complete removal of the compiz packages via synaptic package manager SOLVED it for me too - thanks Davide.
I tried reinstallation first, and that didn't fix it.
Don't know what Compiz did - if it's just 3d-effects too subtle to notice, I'm happy now.