Edit Post: Fix the 'usePaddingAppender' error

WordPress · May 8, 2024 · 612d6c5 · 612d6c5
1 parent 14ecb1d
commit 612d6c5
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/packages/edit-post/src/components/visual-editor/use-padding-appender.js b/packages/edit-post/src/components/visual-editor/use-padding-appender.js
@@ -27,7 +27,7 @@ export function usePaddingAppender() {
 					return;
 				}
 
-				// only handle clicks under the last child
+				// Only handle clicks under the last child.
 				const lastChild = node.lastElementChild;
 				if ( ! lastChild ) {
 					return;
@@ -44,6 +44,12 @@ export function usePaddingAppender() {
 					.select( blockEditorStore )
 					.getBlockOrder( '' );
 				const lastBlockClientId = blockOrder[ blockOrder.length - 1 ];
+
+				// Do nothing when only default block appender is present.
+				if ( ! lastBlockClientId ) {
+					return;
+				}
+
 				const lastBlock = registry
 					.select( blockEditorStore )
 					.getBlock( lastBlockClientId );