diff --git a/MMM-COVID19-AMPEL.js b/MMM-COVID19-AMPEL.js
index 0d721ac..7b22d99 100644
--- a/MMM-COVID19-AMPEL.js
+++ b/MMM-COVID19-AMPEL.js
@@ -54,7 +54,7 @@ Module.register("MMM-COVID19-AMPEL", {
 
   getDom: function () {
     var wrapper = document.createElement("table")
-
+    if (this.globalIncidents === null || this.globalIncidents === undefined) return wrapper
     if (Object.entries(this.globalIncidents).length === 0) return wrapper
 
     var globalStats = this.globalIncidents