1) Open the portal and login.
2) Click on the Preferences and then Personalization.
3) Enter the collaboration space url (Ex- http://www.yahoo.com\) and start the meeting.
4) Now if you click on any button at collaboration space (Ex- My yahoo, my mail etc).
5) Then the new url opens in the meeting page and meeting will close. (it should be open in that collaboration space)
Logged In: YES
user_id=1894012
Originator: NO
I had checked.
It's OK now
Logged In: YES
user_id=1894012
Originator: NO
I has checked.
Now Issue fixed .