Merge pull request #16188 from craftcms/bugfix/16182-global-sets-and-…

…nested-element-workflow

check if elementEditor exists

CHANGELOG.md

@@ -8,6 +8,7 @@
 - Fixed an error that could occur when creating a nested element. ([#16162](https://github.com/craftcms/cms/pull/16162))
 - Fixed a bug where custom fields weren’t being displayed at 25% width when they should have. ([#16165](https://github.com/craftcms/cms/pull/16170))
 - Fixed a bug where the “Default Table Columns” element source settings could contain duplicate checkbox options. ([#16177](https://github.com/craftcms/cms/issues/16177))
+- Fixed a JavaScript error that broke nested element creation in global sets. ([#16182](https://github.com/craftcms/cms/issues/16182))
 
 ## 5.5.2 - 2024-11-19
 

src/web/assets/cp/src/js/NestedElementManager.js

@@ -425,7 +425,9 @@ Craft.NestedElementManager = Garnish.Base.extend(
               onBeforeSubmit: async () => {
                 // If the nested element is primarily owned by the same owner element it was queried for,
                 // then ensure we're working with a draft and save the nested entry changes to the draft
+                // note: this workflow doesn't apply to entries nested directly in global sets as globals don't use element editor
                 if (
+                  typeof this.elementEditor !== 'undefined' &&
                   Garnish.hasAttr($element, 'data-owner-is-canonical') &&
                   !this.elementEditor.settings.isUnpublishedDraft
                 ) {