ubuntu@localhost:~$ grep DEN /var/log/syslog
Feb 16 16:22:02 localhost kernel: [113264.263234] audit: type=1400 audit(1455639722.428:18): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27053 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 16:23:43 localhost kernel: [113365.108414] audit: type=1400 audit(1455639823.271:19): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27092 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 16:23:46 localhost kernel: [113368.530871] audit: type=1400 audit(1455639826.695:20): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27096 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
Feb 16 16:23:55 localhost kernel: [113377.507853] audit: type=1400 audit(1455639835.671:21): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27103 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
Feb 16 16:24:03 localhost kernel: [113385.143955] audit: type=1400 audit(1455639843.307:22): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27106 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 16:24:54 localhost kernel: [113435.932260] audit: type=1400 audit(1455639894.094:23): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27121 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 16:25:52 localhost kernel: [113493.971492] audit: type=1400 audit(1455639952.134:25): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27177 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 17:09:57 localhost kernel: [116139.755758] audit: type=1400 audit(1455642597.904:27): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27269 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 17:10:38 localhost kernel: [116180.745179] audit: type=1400 audit(1455642638.896:28): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27341 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Feb 16 17:11:27 localhost kernel: [116229.110440] audit: type=1400 audit(1455642687.259:29): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27355 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
Feb 16 17:18:17 localhost kernel: [116639.781145] audit: type=1400 audit(1455643097.925:36): apparmor="DENIED" operation="open" profile="/usr/bin/ubuntu-core-launcher" name="/" pid=27484 comm="ubuntu-core-lau" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0