From 36f39a3d777ab6cdabce5e505db58d67100df18d Mon Sep 17 00:00:00 2001
From: rudolfkoenig <>
Date: Sat, 7 May 2022 12:36:18 +0000
Subject: [PATCH] fhem.pl: reset .clientArray for multiple IOdev (Forum
 #127565)

git-svn-id: https://svn.fhem.de/fhem/trunk@26027 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/fhem.pl | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index 4824e1dce..cdb6a33b8 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -2162,6 +2162,22 @@ CommandDefine($$)
       addStructChange("define", $name, $def) if(!$opt{silent});
       DoTrigger("global", "DEFINED $name", 1);
     }
+
+    if($init_done && $modules{$m}{Match}) { # reset multiple IOdev, #127565
+      foreach my $an (keys %defs) {
+        my $ah = $defs{$an};
+        my $cl = $ah->{Clients};
+        $cl = $modules{$ah->{TYPE}}{Clients} if(!$cl);
+        next if(!$cl || !$ah->{'.clientArray'});
+        foreach my $cmRe ( split(/:/, $cl) ) {
+          if($m =~ $cmRe) {
+            delete($ah->{'.clientArray'});
+            last;
+          }
+        }
+      }
+    }
+
   }
   return ($ret && $opt{ignoreErr} ?
         "Cannot define $name, remove -ignoreErr for details" : $ret);