From 9aaaaae1756a5d7efafe5768f5a14038ca714fde Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20Lov=C3=A9n?= <thomasloven@gmail.com>
Date: Wed, 24 Mar 2021 09:49:28 +0100
Subject: [PATCH] Fix race condition in map card (#8697)

---
 src/panels/lovelace/cards/hui-map-card.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/panels/lovelace/cards/hui-map-card.ts b/src/panels/lovelace/cards/hui-map-card.ts
index 894e896271..bc54ec2a52 100644
--- a/src/panels/lovelace/cards/hui-map-card.ts
+++ b/src/panels/lovelace/cards/hui-map-card.ts
@@ -284,7 +284,7 @@ class HuiMapCard extends LitElement implements LovelaceCard {
       this.updateMap(changedProps.get("_config") as MapCardConfig);
     }
 
-    if (this._config!.hours_to_show && this._configEntities?.length) {
+    if (this._config?.hours_to_show && this._configEntities?.length) {
       const minute = 60000;
       if (changedProps.has("_config")) {
         this._getHistory();