From 717859a1f4fdc7fc1766530495c484e4de573b52 Mon Sep 17 00:00:00 2001
From: "Grot (@grafanabot)" <43478413+grafanabot@users.noreply.github.com>
Date: Tue, 13 Jun 2023 15:26:15 -0400
Subject: [PATCH] [v10.0.x] Barchart: Fix tooltip for normal/percentage
 stacking(2) (#70027)

Barchart: Fix tooltip for normal/percentage stacking(2) (#69956)

(cherry picked from commit 9e198ba7457f7d560418f262085e9ec3822bec1d)

Co-authored-by: Adela Almasan <88068998+adela-almasan@users.noreply.github.com>
---
 public/app/plugins/panel/barchart/bars.ts | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/public/app/plugins/panel/barchart/bars.ts b/public/app/plugins/panel/barchart/bars.ts
index 4da1b53454c..b20eb53c424 100644
--- a/public/app/plugins/panel/barchart/bars.ts
+++ b/public/app/plugins/panel/barchart/bars.ts
@@ -493,13 +493,15 @@ export function getConfig(opts: BarsOptions, theme: GrafanaTheme2) {
         let heightReduce = 0;
         let widthReduce = 0;
 
-        const rect = hRect && findRect(qt, hRect.sidx - 1, hRect.didx);
         // get height of bar rect at same index of the series below the hovered one
-        if (isStacked && isHovered && hRect!.sidx > 1 && rect) {
-          if (isXHorizontal) {
-            heightReduce = rect.h;
-          } else {
-            widthReduce = rect.w;
+        if (isStacked && isHovered) {
+          const rect = hRect && hRect.sidx > 1 && findRect(qt, hRect.sidx - 1, hRect.didx);
+          if (rect) {
+            if (isXHorizontal) {
+              heightReduce = rect.h;
+            } else {
+              widthReduce = rect.w;
+            }
           }
         }