From 608355e9b49cd052c43c15fadd5c7156fdb5a4b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gast=C3=B3n=20Fournier?= <gaston@getunleash.io>
Date: Fri, 9 Jun 2023 13:18:44 +0200
Subject: [PATCH] fix: handle undefined variants

---
 src/lib/util/collapseHourlyMetrics.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib/util/collapseHourlyMetrics.ts b/src/lib/util/collapseHourlyMetrics.ts
index c18bea26bd..b2e471550e 100644
--- a/src/lib/util/collapseHourlyMetrics.ts
+++ b/src/lib/util/collapseHourlyMetrics.ts
@@ -51,7 +51,7 @@ export const collapseHourlyMetrics = (
             if (metric.variants) {
                 grouped[key].variants = mergeRecords(
                     metric.variants,
-                    grouped[key].variants,
+                    grouped[key].variants ?? {},
                 );
             }
         }