[DataGrid] Fix for error thrown when removing skeleton rows, after so…

…rting is applied (#10807)
mui · Nov 7, 2023 · a3611e5 · a3611e5
1 parent 129709a
commit a3611e5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/grid/x-data-grid/src/hooks/features/rows/useGridRows.ts b/packages/grid/x-data-grid/src/hooks/features/rows/useGridRows.ts
@@ -440,7 +440,7 @@ export const useGridRows = (
       tree[GRID_ROOT_GROUP_ID] = { ...rootGroup, children: rootGroupChildren };
 
       // Removes potential remaining skeleton rows from the dataRowIds.
-      const dataRowIds = rootGroupChildren.filter((childId) => tree[childId].type === 'leaf');
+      const dataRowIds = rootGroupChildren.filter((childId) => tree[childId]?.type === 'leaf');
 
       apiRef.current.caches.rows.dataRowIdToModelLookup = dataRowIdToModelLookup;
       apiRef.current.caches.rows.dataRowIdToIdLookup = dataRowIdToIdLookup;