[DataGrid] Fix right column group header border with virtualization (m…

…ui#15470) Co-authored-by: Kenan Yusuf <kenan.m.yusuf@gmail.com>
arminmeh · Nov 20, 2024 · cdccf7d · cdccf7d
1 parent 5188453
commit cdccf7d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/x-data-grid/src/hooks/features/columnHeaders/useGridColumnHeaders.tsx b/packages/x-data-grid/src/hooks/features/columnHeaders/useGridColumnHeaders.tsx
@@ -464,7 +464,7 @@ export const useGridColumnHeaders = (props: UseGridColumnHeadersProps) => {
           pinnedPosition={pinnedPosition}
           style={style}
           indexInSection={indexInSection}
-          sectionLength={rowStructure.length}
+          sectionLength={visibleColumnGroupHeader.length}
           gridHasFiller={gridHasFiller}
         />
       );