From ea6d8e17d06841f6cadf1c70beb5f04c0fe954ec Mon Sep 17 00:00:00 2001
From: rudolfkoenig <rudolfkoenig@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Thu, 15 Sep 2011 04:00:29 +0000
Subject: [PATCH] DoInit undefined fix

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@1004 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/00_CUL.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/FHEM/00_CUL.pm b/FHEM/00_CUL.pm
index 4eb3db872..a072a05bf 100755
--- a/FHEM/00_CUL.pm
+++ b/FHEM/00_CUL.pm
@@ -507,6 +507,7 @@ CUL_DoInit($)
     CUL_SimpleWrite($hash, "V");
     ($err, $ver) = CUL_ReadAnswer($hash, "Version", 0, undef);
     return "$name: $err" if($err && ($err !~ m/Timeout/ || $try == 3));
+    $ver = "" if(!$ver);
   }
 
   if($ver !~ m/^V/) {