Category tree picker pop-up not functioning in KnowledgeDescription<!-- div.margin{ padding: 10px 40px 40px 30px; } table.tocTable{ border: 1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); padding-top: .6em; padding-bottom: .6em; padding-left: .9em; padding-right: .6em; } table.noteTable{ border:1px solid; border-color:#E0E0E0; background-color: rgb(245, 245, 245); width: 100%; border-spacing:2; } table.internaltable { white-space:nowrap; text-align:left; border-width: 1px; border-collapse: collapse; font-size:14px; width: 85%; } table.internaltable th { border-width: 1px; padding: 5px; border-style: solid; border-color: rgb(245, 245, 245); background-color: rgb(245, 245, 245); } table.internaltable td { border-width: 1px; padding: 5px; border-style: solid; border-color: #E0E0E0; color: #000000; } .title { color: #D1232B; font-weight:normal; font-size:28px; } h1{ color: #D1232B; font-weight:normal; font-size:21px; margin-bottom:-5px } h2{ color: #646464; font-weight:bold; font-size:18px; } h3{ color: #000000; font-weight:BOLD; font-size:16px; text-decoration:underline; } h4{ color: #646464; font-weight:BOLD; font-size:15px; text-decoration:; } h5{ color: #000000; font-weight:BOLD; font-size:13px; text-decoration:; } h6{ color: #000000; font-weight:BOLD; font-size:14px; text-decoration:; } ul{ list-style: disc outside none; margin-left: 0; } li { padding-left: 1em; } --> Symptoms Category picker pop-up not functioning in Knowledge articles. When we try and select a Category in Knowledge article using the viewfinder, it fails on the instance. Issue exists after upgrading to Kingston version. Release Kingston - All Versions Cause Script Include - KBCategoryCrudThe custom script include is making the category popup in the knowledge article form to break. KBCategoryCrud is being called by the UI Macro kb_category_reference_lookup What is the Out of the Box KbCategoryCrud script include in Jakarta Version? Does it include the canCreate() function? No, This function is newly introduced on the kingston version in the script include KbCategoryCrud. , canCreate: function() { var gr = new GlideRecord('kb_category'); gr.parent_id = this.getParameter('sysparm_id') || ''; var result = this.newItem("result"); result.setAttribute("canCreateCategory", gr.canCreate()); } Resolution Since the Out of the Box Script Include [KbCategoryCrud] was modified this issue has occurred. As a part of update to kingston version, the update for this file was skipped by the system automatically. Revert back the script include to out of the box script include.And if customer wish to modify KBCategoryCrud / any Script include , please create a new script include add the necessary code and invoke that on the UI Macros or anywhere it's being used. Additional Information How to revert back to Out of the Box Script Include - Product Documentation