Fixed (ui): Fixed a case when removing the first hidden toolbar butto…

…n would throw an exception. Closes #7655.
ckeditor · Jul 20, 2020 · 3ba6a27 · 3ba6a27
1 parent 7bcdb94
commit 3ba6a27
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/ckeditor5-ui/src/toolbar/toolbarview.js b/packages/ckeditor5-ui/src/toolbar/toolbarview.js
@@ -557,7 +557,7 @@ class DynamicGrouping {
 
 			// Removing.
 			for ( const removedItem of changeData.removed ) {
-				if ( index > this.ungroupedItems.length ) {
+				if ( index >= this.ungroupedItems.length ) {
 					this.groupedItems.remove( removedItem );
 				} else {
 					this.ungroupedItems.remove( removedItem );