From 2401aeafe372def3c36a8f50b1f4fa6c48f4f0c9 Mon Sep 17 00:00:00 2001
From: justme-1968 <justme-1968@users.noreply.github.com>
Date: Mon, 16 Feb 2015 16:06:09 +0000
Subject: [PATCH] 33_readingsGroup.pm: avoid recursion in detailFn if
 readingGroup contains its own state

git-svn-id: https://svn.fhem.de/fhem/trunk@8009 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/33_readingsGroup.pm | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fhem/FHEM/33_readingsGroup.pm b/fhem/FHEM/33_readingsGroup.pm
index 01a03ea01..e57f70e02 100644
--- a/fhem/FHEM/33_readingsGroup.pm
+++ b/fhem/FHEM/33_readingsGroup.pm
@@ -867,12 +867,17 @@ sub
 readingsGroup_detailFn()
 {
   my ($FW_wname, $d, $room, $extPage) = @_; # extPage is set for summaryFn.
-
   my $hash = $defs{$d};
 
+  return undef if( ${hash}->{inDetailFn} );
+
   $hash->{mayBeVisible} = 1;
 
-  return readingsGroup_2html($d,$extPage);
+  ${hash}->{inDetailFn} = 1;
+  my $html = readingsGroup_2html($d,$extPage);
+  delete ${hash}->{inDetailFn};
+
+  return $html;
 }
 
 sub