diff --git a/fhem/FHEM/73_km200.pm b/fhem/FHEM/73_km200.pm
index f844b190b..14127688e 100644
--- a/fhem/FHEM/73_km200.pm
+++ b/fhem/FHEM/73_km200.pm
@@ -2840,7 +2840,15 @@ sub km200_ParseHttpResponseDyn($)
 				
 				### Create message string with fixed blocksize
 				my $TempTime      = $item->{t};
-				if ($TempTime) {$TempTime      =~ s/^(.+)$/sprintf("%s%s", $1, ' 'x(20-length($1)))/e;}
+				if ($TempTime) 
+				{
+					$TempTime     =~ s/^(.+)$/sprintf("%s%s", $1, ' 'x(20-length($1)))/e;
+				}
+				else
+				{
+					$TempTime     = "unknown";
+				}
+				
 				my $TempErrorCode = $item->{dcd};
 				   $TempErrorCode =~ s/^(.+)$/sprintf("%s%s", $1, ' 'x(3 -length($1)))/e;
 				my $TempAddCode   = $item->{ccd};