LE Builder UI is brokenDescriptionCustomers on San Diego release will have an issue where Lifecycle Event Builder UI is not loading correctly.Steps to Reproduce 1. Login as an admin user and access the Platform UI2. Access Lifecycle Events module, open an existing Lifecycle Event Type record3. Click on the Activity Sets tab to load the LE Builder UIResult: The Activity Set lanes and Activities do not render. The following message is displayed - "{{ ash.activityCollection.inacti...".The following error is displayed on the browser console:angular_includes_1.5.11.jsx?v=03-13-2022_1300:121 TypeError: Cannot read properties of null (reading 'closest')at LeDraggable._getDomContainer (js_includes_lifecycleEventBuilder.jsx?v=03-13-2022_1300&lp=Mon_Mar_14_10_15_18_PDT_2022&c=7_88:2968:30)at new LeDraggable (js_includes_lifecycleEventBuilder.jsx?v=03-13-2022_1300&lp=Mon_Mar_14_10_15_18_PDT_2022&c=7_88:2922:26)at Object._initializeDragAndDrop (js_includes_lifecycleEventBuilder.jsx?v=03-13-2022_1300&lp=Mon_Mar_14_10_15_18_PDT_2022&c=7_88:1234:18)at Object.Controller (js_includes_lifecycleEventBuilder.jsx?v=03-13-2022_1300&lp=Mon_Mar_14_10_15_18_PDT_2022&c=7_88:1212:6)at Object.invoke (angular_includes_1.5.11.jsx?v=03-13-2022_1300:44:8)at R.instance (angular_includes_1.5.11.jsx?v=03-13-2022_1300:93:268)at n (angular_includes_1.5.11.jsx?v=03-13-2022_1300:68:136)at g (angular_includes_1.5.11.jsx?v=03-13-2022_1300:61:428)at angular_includes_1.5.11.jsx?v=03-13-2022_1300:61:67at angular_includes_1.5.11.jsx?v=03-13-2022_1300:66:67WorkaroundNo workaround exists. Fix can only be obtained by patching using San Diego Patch 9 or upgrading to Tokyo. Related Problem: PRB1562379