From d4c38aa96f8404f3178031592e773a72b30df533 Mon Sep 17 00:00:00 2001
From: rahighi <rahighi>
Date: Thu, 26 Aug 2021 13:11:23 +0430
Subject: Merge branch 'master' of https://github.com/traccar/traccar-web

---
 modern/src/map/PositionsMap.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'modern/src/map/PositionsMap.js')

diff --git a/modern/src/map/PositionsMap.js b/modern/src/map/PositionsMap.js
index 9719b45b..8d100534 100644
--- a/modern/src/map/PositionsMap.js
+++ b/modern/src/map/PositionsMap.js
@@ -148,9 +148,15 @@ const PositionsMap = ({ positions }) => {
       map.off('click', id, onMarkerClick);
       map.off('click', clusters, onClusterClick);
 
-      map.removeLayer(id);
-      map.removeLayer(clusters);
-      map.removeSource(id);
+      if (map.getLayer(id)) {
+        map.removeLayer(id);
+      }
+      if (map.getLayer(clusters)) {
+        map.removeLayer(clusters);
+      }
+      if (map.getSource(id)) {
+        map.removeSource(id);
+      }
     };
   }, [onMarkerClick]);
 
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