Ok, I've deleted all configuration files in my home folder. Now it works fine. Seems as if some settings where wrong/broke alt+f2. So, if anyone is still suffering with this bug, try to reset your configs.
Ok, I've deleted all configuration files in my home folder. Now it works fine. Seems as if some settings where wrong/broke alt+f2. So, if anyone is still suffering with this bug, try to reset your configs.