From 5852aa769490f44829c57782bd4a253d3e0b6afc Mon Sep 17 00:00:00 2001
From: neubert <neubert@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Tue, 25 Oct 2011 19:05:49 +0000
Subject: [PATCH] *** empty log message ***

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@1083 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/67_ECMDDevice.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/FHEM/67_ECMDDevice.pm b/FHEM/67_ECMDDevice.pm
index b992fd86e..db2cad90b 100644
--- a/FHEM/67_ECMDDevice.pm
+++ b/FHEM/67_ECMDDevice.pm
@@ -150,7 +150,8 @@ ECMDDevice_Set($@)
         my $IOhash= $hash->{IODev};
         my $classname= $hash->{fhem}{classname};
         if(!defined($IOhash->{fhem}{classDefs}{$classname}{sets}{$cmdname})) {
-                return "$name error: unknown command $cmdname";
+		my $sets= $IOhash->{fhem}{classDefs}{$classname}{sets};
+                return "Unknown argument ?, choose one of " . join(' ', keys %$sets);
         }
 
         my $ecmd= $IOhash->{fhem}{classDefs}{$classname}{sets}{$cmdname}{cmd};