Undefined array key error when viewing pages in admin panel

10up · Jul 22, 2024 · 26ce4c7 · 26ce4c7
1 parent b1b046a
commit 26ce4c7
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/class-simple-page-ordering.php b/class-simple-page-ordering.php
@@ -435,10 +435,14 @@ public static function page_row_actions( $actions, $post ) {
 
 			// Get the relevant siblings.
 			if ( 0 === $post->post_parent ) {
-				$siblings = $top_level_pages;
-			} else {
-				$siblings = $children_pages[ $post->post_parent ];
-			}
+                $siblings = $top_level_pages;
+            } else {
+                if (isset($children_pages[$post->post_parent])) {
+                    $siblings = $children_pages[$post->post_parent];
+                } else {
+                    $siblings = [];
+                }
+            }
 
 			// Assume no sibling.
 			$sibling = 0;