diff --git a/contrib/DS_Starter/76_SolarForecast.pm b/contrib/DS_Starter/76_SolarForecast.pm
index 9d20b9e09..eda07fa4b 100644
--- a/contrib/DS_Starter/76_SolarForecast.pm
+++ b/contrib/DS_Starter/76_SolarForecast.pm
@@ -1236,9 +1236,11 @@ sub writeCacheToFile {
   my $name = $hash->{NAME};
   my $type = $hash->{TYPE};
   
+  return if(!$data{$type}{$name}{$cachename});
+  
   my @pvh;
   
-  my $json  = encode_json ($data{$type}{$name}{$cachename});
+  my $json  = encode_json $data{$type}{$name}{$cachename};
   push @pvh, $json;
   
   my $error = FileWrite($file, @pvh);