[DataGrid] Fix right column group header border

mui · Oct 24, 2024 · 47ad2d3 · 47ad2d3
1 parent ab4823d
commit 47ad2d3
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/x-data-grid/src/hooks/features/columnHeaders/useGridColumnHeaders.tsx b/packages/x-data-grid/src/hooks/features/columnHeaders/useGridColumnHeaders.tsx
@@ -368,7 +368,7 @@ export const useGridColumnHeaders = (props: UseGridColumnHeadersProps) => {
       return null;
     }
 
-    const { renderedColumns, firstColumnToRender, lastColumnToRender } = columnsToRender;
+    const { firstColumnToRender, lastColumnToRender } = columnsToRender;
 
     const rowStructure = columnGroupsHeaderStructure[depth];
 
@@ -464,7 +464,7 @@ export const useGridColumnHeaders = (props: UseGridColumnHeadersProps) => {
           pinnedPosition={pinnedPosition}
           style={style}
           indexInSection={indexInSection}
-          sectionLength={renderedColumns.length}
+          sectionLength={rowStructure.length}
           gridHasFiller={gridHasFiller}
         />
       );