From 75f580cdd9ca725e1f53e4ffda026eb1dd529e3b Mon Sep 17 00:00:00 2001
From: rudolfkoenig <rudolfkoenig@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Tue, 6 Dec 2016 07:03:42 +0000
Subject: [PATCH] fhem.pl: check for undef entries in list (Forum #29963)

git-svn-id: https://svn.fhem.de/fhem/trunk@12719 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/fhem.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index a86a4fc78..6d69ce44c 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -2168,7 +2168,7 @@ PrintHash($$)
       } elsif(ref($h->{$c}) eq "ARRAY") {
          $sstr .= sprintf("%*s %s:\n", $lev, " ", $c);
          foreach my $v (@{$h->{$c}}) {
-           $sstr .= sprintf("%*s %s\n", $lev+2, " ", $v);
+           $sstr .= sprintf("%*s %s\n", $lev+2, " ", defined($v) ? $v:"undef");
          }
       }
     } else {