It also happened when I tweaked my Google Chrome profile with aa-logprof. I chose "Finish".
Anyway, /var/log/syslog says:
[ 5303.439870] type=1400 audit(1348065251.369:4090): apparmor="DENIED" operation="capable" parent=1 profile="/usr/sbin/cupsd" pid=1235 comm="cupsd" pid=1235 comm="cupsd" capability=36 capname="block_suspend"
It also happened when I tweaked my Google Chrome profile with aa-logprof. I chose "Finish".
Anyway, /var/log/syslog says:
[ 5303.439870] type=1400 audit(134806525 1.369:4090) : apparmor="DENIED" operation="capable" parent=1 profile= "/usr/sbin/ cupsd" pid=1235 comm="cupsd" pid=1235 comm="cupsd" capability=36 capname= "block_ suspend"