From 88f5b62a237b3a0596801dea6a35d4a620ced891 Mon Sep 17 00:00:00 2001
From: Darren Janeczek <38694490+darrenjaneczek@users.noreply.github.com>
Date: Wed, 28 Feb 2024 18:06:55 -0500
Subject: [PATCH] VizTooltips: Tolerate missing annotation text (#83634)

---
 .../timeseries/plugins/annotations2/AnnotationTooltip2.tsx    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/public/app/plugins/panel/timeseries/plugins/annotations2/AnnotationTooltip2.tsx b/public/app/plugins/panel/timeseries/plugins/annotations2/AnnotationTooltip2.tsx
index c8c3deec319..641f0044a43 100644
--- a/public/app/plugins/panel/timeseries/plugins/annotations2/AnnotationTooltip2.tsx
+++ b/public/app/plugins/panel/timeseries/plugins/annotations2/AnnotationTooltip2.tsx
@@ -32,7 +32,7 @@ export const AnnotationTooltip2 = ({ annoVals, annoIdx, timeZone, onEdit }: Prop
     });
 
   let time = timeFormatter(annoVals.time[annoIdx]);
-  let text = annoVals.text[annoIdx];
+  let text = annoVals.text?.[annoIdx] ?? '';
 
   if (annoVals.isRegion?.[annoIdx]) {
     time += ' - ' + timeFormatter(annoVals.timeEnd[annoIdx]);
@@ -56,7 +56,7 @@ export const AnnotationTooltip2 = ({ annoVals, annoIdx, timeZone, onEdit }: Prop
 
     // alertText = alertDef.getAlertAnnotationInfo(annotation); // @TODO ??
   } else if (annoVals.title?.[annoIdx]) {
-    text = annoVals.title[annoIdx] + '<br />' + (typeof text === 'string' ? text : '');
+    text = annoVals.title[annoIdx] + text ? `<br />${text}` : '';
   }
 
   return (