Testing instruction: Add an ‘External Tool’ activity to the new course and configure it: Use an arbitrary Tool-URL (does not have to exist) Add any custom parameter (e.g., “mypar=$User.id" or "mygroups=$Moodle.Person.userGroupIds”) to the custom parameters field (you might have to unfold the form to see the custom parameters field) Save and return to the course Click the ‘External Tool’ activity and capture the network traffic of your browser. The “launch.php?.. “ should no longer contain the error-messages (They were placed at the top of the page over the “ltiLaunchForm”) Notice: Trying to get property of non-object in /home/ankit/moodles/integration_master/moodle/mod/lti/locallib.php on line 1134 Notice: Trying to get property of non-object in /home/ankit/moodles/integration_master/moodle/mod/lti/locallib.php on line 1134