In the Feedback module, edit a label and put in some single quotes: <my moodle base url>/mod/feedback/edit_item.php?id=277724&do_show=edit&itemid=6510&typ=label Click Save. You'll get this error: Error occurred in feedback module action handling Array ( [0] => [ [item_update_failed] ] ) Sample label HTML: <div> <ol> <li>Complete <a href="about:blank" target="_blank">Monitoring and Evaluating Your Time Use Questionnaire</a> <ul style="list-style-type: square;"> <li>Login: beginning of your e-mail (everything before the @somewhere.com part) </li> <li>Password: edd101 </li> </ul> </li> <li>Find your score: in Web Questionnaire, click <span style="text-decoration: underline;">'View Report' </span> to the right of the Monitoring and Evaluating Your Time Use Questionnaire </li> <li>Open <span style="font-weight: bold;">Chart </span> </li> <li>Calculate your score by taking the "ODD" number and subtracting the "EVEN" number beside 'your score' ( <span style="font-style: italic;">ignore "overall" score </span>).<br /> <ul style="list-style-type: square;"> </ul> </li> </ol> </div> Start digging at mod/feedback/edit_item.php:: ~line 97: if($updateitem){ $newposition = optional_param('position', 0, PARAM_INT); //update the item and go back if (!feedback_update_item($item)) { $SESSION->feedback->errors[] = get_string('item_update_failed', 'feedback');