From a3d4cfb4f3a9d8362fd179fb5b6b8e86432485de Mon Sep 17 00:00:00 2001
From: Charlie Robinson <charlierobinson080@gmail.com>
Date: Mon, 22 Apr 2019 14:15:38 +0100
Subject: [PATCH] Check if an con is null before setting the opacity (#6610)

---
 src/layer/marker/Marker.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/layer/marker/Marker.js b/src/layer/marker/Marker.js
index 630bca71a37..8d1fc79ef5d 100644
--- a/src/layer/marker/Marker.js
+++ b/src/layer/marker/Marker.js
@@ -339,7 +339,9 @@ export var Marker = Layer.extend({
 	_updateOpacity: function () {
 		var opacity = this.options.opacity;
 
-		DomUtil.setOpacity(this._icon, opacity);
+		if (this._icon) {
+			DomUtil.setOpacity(this._icon, opacity);
+		}
 
 		if (this._shadow) {
 			DomUtil.setOpacity(this._shadow, opacity);