I tried something with some usernames / passwords (fromt the super administrator and admin) but I am not administrator in the chat ... 
any help?
 $utparams['admins'] = array('uniapp' => '********'); 
see at:
http://dreiland.de/blackforestparty/ind ... &Itemid=67
Login as guest possible: 
username: gast
password: 123456789
			
		