XMPP problem

Hello i have FreePBX 16.0.30 ‘VoIP Server’
i added my domain for xmpp chat …
i have ucp enabled for 2 users with chat option
*DASHBOARD SERVICE XMPP RUNNING *

everything ok i can login to the ucp with the users and change the status of Presence but when i open the chat i cant see any user online and i see my own status offline
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i turn the firewall off to see if it the problem but still no