evince does not open links on the browser

Proxecto:Trisquel
Versión:6.0
Componente:Programs
Categoría:informe de erro
Prioridade:normal
Asignado:Sen asignar
Estado:active
Descrición

When I click on a link to a web page on Evince, I get this error:

Unable to open external link
Failed to execute child process «abrowser» (Permission denied)

from dmesg:

type=1400 audit(1392223005.275:21): apparmor="DENIED" operation="exec" parent=18048 profile="/usr/bin/evince" name="/usr/lib/abrowser/abrowser.sh" pid=18049 comm="evince" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0

Solved by following process from:
https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/432778/comments/5

Added:
/usr/lib/abrowser/abrowser.sh Cx -> sanitized_helper,

to /etc/apparmor.d/abstractions/ubuntu-browsers

Then restarted AppArmor:
sudo /etc/init.d/apparmor restart