diff --git a/fhem/FHEM/36_LaCrosse.pm b/fhem/FHEM/36_LaCrosse.pm
index a6d9d508b..fed17267c 100644
--- a/fhem/FHEM/36_LaCrosse.pm
+++ b/fhem/FHEM/36_LaCrosse.pm
@@ -168,7 +168,7 @@ sub LaCrosse_Parse($$) {
   my ($hash, $msg) = @_;
   my $name = $hash->{NAME};
 
-  my( @bytes, $addr, $typeNumber, $typeName, $battery_new, $battery_low, $error, $type, $channel, $temperature, $humidity, $windDirection, $windSpeed, $windGust, $rain, $pressure, $gas );
+  my( @bytes, $addr, $typeNumber, $typeName, $battery_new, $battery_low, $error, $type, $channel, $temperature, $humidity, $windDirection, $windSpeed, $windGust, $rain, $pressure, $gas, $debug );
   $temperature = 0xFFFF;
   $humidity = 0xFF;
   $windDirection = 0xFFFF;
@@ -177,6 +177,7 @@ sub LaCrosse_Parse($$) {
   $rain = 0xFFFF;
   $pressure = 0xFFFF;
   $gas = 0xFFFFFF;
+  $debug = 0xFFFFFF;
   $error = 0;
 
   if( $msg =~ m/^OK 9/ ) {
@@ -320,6 +321,11 @@ sub LaCrosse_Parse($$) {
     if(@bytes > 18 && $bytes[16] != 0xFF) {
       $gas = $bytes[16] * 65536 + $bytes[17] * 256 + $bytes[18];
     }
+  
+    if(@bytes > 21 && $bytes[19] != 0xFF) {
+      $debug = $bytes[19] * 65536 + $bytes[20] * 256 + $bytes[21];
+      readingsBulkUpdate($hash, "debug", $debug);
+    }
 
   }
   else {
@@ -540,6 +546,10 @@ sub LaCrosse_Parse($$) {
     if ($typeNumber > 0 && $gas != 0xFFFFFF) {
       readingsBulkUpdate($rhash, "gas", $gas );
     }
+  
+    if ($typeNumber > 0 && $debug != 0xFFFFFF) {
+      readingsBulkUpdate($rhash, "debug", $debug );
+    }
 
     readingsEndUpdate($rhash,1);
 
diff --git a/fhem/FHEM/36_LaCrosseGateway.pm b/fhem/FHEM/36_LaCrosseGateway.pm
index 4b8919a0d..0202a590a 100644
--- a/fhem/FHEM/36_LaCrosseGateway.pm
+++ b/fhem/FHEM/36_LaCrosseGateway.pm
@@ -579,11 +579,11 @@ sub LaCrosseGateway_HandleOwnSensors($$) {
 
   readingsEndUpdate($hash, 1);
 
-  delete $hash->{READINGS}{"temperature"} if !$temperature;
-  delete $hash->{READINGS}{"humidity"} if !$humidity;
-  delete $hash->{READINGS}{"pressure"} if !$pressure;
-  delete $hash->{READINGS}{"gas"} if !$gas;
-  delete $hash->{READINGS}{"debug"} if !$debug;
+  delete $hash->{READINGS}{"temperature"} if $temperature == undef;
+  delete $hash->{READINGS}{"humidity"} if $humidity == undef;
+  delete $hash->{READINGS}{"pressure"} if $pressure == undef;
+  delete $hash->{READINGS}{"gas"} if $gas == undef;
+  delete $hash->{READINGS}{"debug"} if $debug == undef;
 }
 
 #=======================================================================================