diff --git a/fhem/contrib/DS_Starter/77_SMAEM.pm b/fhem/contrib/DS_Starter/77_SMAEM.pm
index c91571a55..a4ad4c666 100644
--- a/fhem/contrib/DS_Starter/77_SMAEM.pm
+++ b/fhem/contrib/DS_Starter/77_SMAEM.pm
@@ -389,6 +389,7 @@ sub SMAEM_Read {
   else {
       $model = "unknown";
       Log3 ($name, 3, "SMAEM $name - Buffer length ".$dl." is not usual. May be your meter has been updated with a new firmware.");
+      return;
   }
 
   return if (time() <= $hash->{HELPER}{STARTTIME}+30);