Index: Log-Log4perl-1.40/lib/Log/Log4perl/Appender/File.pm
===================================================================
--- Log-Log4perl-1.40/lib/Log/Log4perl/Appender/File.pm (revision 32190)
+++ Log-Log4perl-1.40/lib/Log/Log4perl/Appender/File.pm (working copy)
@@ -254,7 +254,7 @@
 
     if ($self->{fh}) {
         my $fh = $self->{fh};
-        close $fh;
+        close $fh if fileno $fh;
     }
 }