Unable to Open chat window or connect to openfire using converse js

we are developing chat application for that we are using openfire with converse js. group is created in the openfire but chat window is still showing connecting. not able to do chat. how to resolve this issue.

You’re not providing enough information for us to even begin diagnosing this issue. Please review your log files and console output for clues. Good first things to check if network connectivity between client and server can be established, and if the client is indeed trying to use the correct server.