From 67d16f92af6f728c0fa19aed08678d21265dba3b Mon Sep 17 00:00:00 2001
From: rudolfkoenig <rudolfkoenig@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Mon, 7 Jan 2013 19:49:55 +0000
Subject: [PATCH] Avoid unitialized message if the internal variable is
 undefined

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2448 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/01_FHEMWEB.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/FHEM/01_FHEMWEB.pm b/FHEM/01_FHEMWEB.pm
index 72e6d6aaa..22f5a05cb 100755
--- a/FHEM/01_FHEMWEB.pm
+++ b/FHEM/01_FHEMWEB.pm
@@ -719,6 +719,7 @@ FW_makeTable($$@)
   foreach my $n (sort keys %{$hash}) {
     next if(!$si && $n =~ m/^\./);      # Skip "hidden" Values
     my $val = $hash->{$n};
+    $val = "" if(!defined($val));
 
     $val = $hash->{$n}{NAME}    # Exception
         if($n eq "IODev" && ref($val) eq "HASH" && defined($hash->{$n}{NAME}));