From 2968f2b72d3388de8db6e0d56fd4698537cd2bc7 Mon Sep 17 00:00:00 2001
From: justme1968 <justme1968@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Sun, 29 Jun 2014 20:16:29 +0000
Subject: [PATCH] return "" instead of undef in html creation for disable == 3
 to avoid fhemweb fallback to STATE if inside group

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6180 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/33_readingsGroup.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fhem/FHEM/33_readingsGroup.pm b/fhem/FHEM/33_readingsGroup.pm
index ea55fe439..0cecbd2ba 100644
--- a/fhem/FHEM/33_readingsGroup.pm
+++ b/fhem/FHEM/33_readingsGroup.pm
@@ -297,7 +297,7 @@ readingsGroup_2html($)
 
   my $disable = AttrVal($d,"disable", 0);
   if( AttrVal($d,"disable", 0) > 2 ) {
-    return undef;
+    return "";
   } elsif( AttrVal($d,"disable", 0) > 1 ) {
     my $ret;
     $ret .= "<table>";