From 20181425e49f599b9734e63731c3f88e1e40e40a Mon Sep 17 00:00:00 2001
From: Galen Kistler <109082771+gtk-grafana@users.noreply.github.com>
Date: Tue, 9 Jul 2024 07:08:35 -0500
Subject: [PATCH] Table: Prevent runtime error when resizing columns with
 onColumnResize (#89862)

fix: prevent runtime error when resizing columns
---
 packages/grafana-ui/src/components/Table/reducer.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/packages/grafana-ui/src/components/Table/reducer.ts b/packages/grafana-ui/src/components/Table/reducer.ts
index 1f450d4a8ba..10e52e351e5 100644
--- a/packages/grafana-ui/src/components/Table/reducer.ts
+++ b/packages/grafana-ui/src/components/Table/reducer.ts
@@ -15,12 +15,12 @@ export function useTableStateReducer({ onColumnResize, onSortByChange, data }: P
       switch (action.type) {
         case 'columnDoneResizing':
           if (onColumnResize) {
-            const info = (newState.columnResizing.headerIdWidths as any)[0];
-            const columnIdString = info[0];
+            const info = (newState.columnResizing?.headerIdWidths as any)?.[0];
+            const columnIdString = info?.[0];
             const fieldIndex = parseInt(columnIdString, 10);
-            const width = Math.round(newState.columnResizing.columnWidths[columnIdString]);
+            const width = Math.round(newState.columnResizing.columnWidths?.[columnIdString]);
 
-            const field = data.fields[fieldIndex];
+            const field = data.fields?.[fieldIndex];
             if (!field) {
               return newState;
             }