MK99, can you try to put your line before this one: Code: /sbin/initctl restart xsession/sysuid not at the end like you did, and test it please with button.
/sbin/initctl restart xsession/sysuid
Exec=/usr/bin/invoker --type=e /usr/bin/aegis-exec -s -u user -l "echo rootme | devel-su -c /opt/N9QTweak/Autowall/auto-back2.sh"