diff --git a/fhem/FHEM/32_mailcheck.pm b/fhem/FHEM/32_mailcheck.pm
index 43dac6fa7..027d647a3 100755
--- a/fhem/FHEM/32_mailcheck.pm
+++ b/fhem/FHEM/32_mailcheck.pm
@@ -321,7 +321,7 @@ mailcheck_Attr($$$)
   } elsif( $attrName eq "logfile" ) {
     my $hash = $defs{$name};
 
-    close( $hash->{FH} );
+    close( $hash->{FH} ) if( defined($hash->{FH}) );
     delete $hash->{FH};
     delete $hash->{currentlogfile};