From 17ed25e101aef762191eb2bce274da5635f2fca9 Mon Sep 17 00:00:00 2001
From: jackyin <yincong@baidu.com>
Date: Mon, 6 Jan 2025 22:39:31 +0800
Subject: [PATCH] Alerting: Fix alert rule list view summaries (#98433)

---
 .../alerting/unified/hooks/useCombinedRuleNamespaces.ts       | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/public/app/features/alerting/unified/hooks/useCombinedRuleNamespaces.ts b/public/app/features/alerting/unified/hooks/useCombinedRuleNamespaces.ts
index 316bb99fa28..1b8043691d9 100644
--- a/public/app/features/alerting/unified/hooks/useCombinedRuleNamespaces.ts
+++ b/public/app/features/alerting/unified/hooks/useCombinedRuleNamespaces.ts
@@ -368,7 +368,9 @@ function calculateAllGroupsTotals(groups: CombinedRuleGroup[]): AlertGroupTotals
         totals[key] = 0;
       }
 
-      totals[key] += value;
+      if (value !== undefined && value !== null) {
+        totals[key] += value;
+      }
     });
   });