Nikolaus,
did you restart apparmor after making the change? The profiles will have to be reloaded. > sudo /etc/init.d/apparmor restart
if that doesn't work can you attach your profiles
Nikolaus,
did you restart apparmor after making the change? The profiles will have to be reloaded. d/apparmor restart
> sudo /etc/init.
if that doesn't work can you attach your profiles