From 1c0dbea7ae879f48d7fc600df95e281b1c164efb Mon Sep 17 00:00:00 2001
From: Sergi Massaneda <sergi.massaneda@elastic.co>
Date: Wed, 7 Jul 2021 16:46:51 +0200
Subject: [PATCH] [Security] Add description component key (#104603)

* detections empty timelines crash patch

* cleaning unnecesary key

* bring description key back to force rerender
---
 .../public/timelines/components/flyout/header/index.tsx       | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/x-pack/plugins/security_solution/public/timelines/components/flyout/header/index.tsx b/x-pack/plugins/security_solution/public/timelines/components/flyout/header/index.tsx
index eed44afae169..ee994e2a16f4 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/flyout/header/index.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/flyout/header/index.tsx
@@ -240,7 +240,9 @@ const TimelineDescriptionComponent: React.FC<FlyoutHeaderProps> = ({ timelineId
   return (
     <EuiText size="s" data-test-subj="timeline-description">
       {description ? (
-        <LineClamp lineClampHeight={4.5}>{description}</LineClamp>
+        <LineClamp key={description.length} lineClampHeight={4.5}>
+          {description}
+        </LineClamp>
       ) : (
         commonI18n.DESCRIPTION
       )}