Make sure forms are not considered dirty before loading a new page.

amd/src/page-edit-plan.js

@@ -9,6 +9,8 @@
 import {get_string,get_strings} from 'core/str';
 import {call} from 'core/ajax';
 import notification from 'core/notification';
+import {resetAllFormDirtyStates} from 'core_form/changechecker';
+
 
 import Vue from './vue/vue';
 
@@ -220,10 +222,9 @@ export function init(contextid,categoryid,options) {
                     const params = new URLSearchParams(location.search);
                     params.delete('categoryid');
                     params.set("contextid", newstudyplan.context_id);
-                    setTimeout(() => {
-                        // Reload page in a timeout to give other form javasccript the change to remove the beforeunload handler.
+                    // Make sure the form is no longer dirty before reloading the page - avoid beforeunload handler triggering.
+                    resetAllFormDirtyStates();
                     window.location = window.location.pathname + "?" + params.toString() + "#" + newstudyplan.id;
-                    },50);
                 } else {
                     app.studyplans.push(newstudyplan);
                     app.selectStudyplan(newstudyplan.id);

version.php

@@ -22,7 +22,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'local_treestudyplan';  // Recommended since 2.0.2 (MDL-26035). Required since 3.0 (MDL-48494).
-$plugin->version = 2024020700;  // YYYYMMDDHH (year, month, day, iteration).
+$plugin->version = 2024020702;  // YYYYMMDDHH (year, month, day, iteration).
 $plugin->requires = 2021051700; // YYYYMMDDHH (This is the release version for Moodle 3.11).
 
 $plugin->release = "1.1.0";