Hello All, I apply the service pack on the backend only , the front end doesn't have service pack, Now when I access the Secure OWA from the front end I am getting this error msg and the content of the OWA is showing incomplete page Errors Start from here... https://serverFQDN/exchweb/bin/auth/owalogon.asp?url=https://serverFQDN/exch ange <https://serverfqdn/exchweb/bin/auth/owalogon.asp?url=https://serverFQDN/exc hange&reason=0> &reason=0 Line: 79 Char: 1 Error: Syntax error Code: 0 URL: https://serverFQDN/exchweb/controls/preload.htm IE 6.0 SP1 Scripting Error ----------------------------- Line: 15 Char: 30 Error: Object expected Code: 0 URL: https://serverFQDN/exchange/ <https://serverfqdn/exchange/%22user%22/Inbox/?Cmd=contents> "user"/Inbox/?Cmd=contents Line: 79 Char: 1 Error: Syntax error Code: 0 URL: https://ServerFQDN/exchange/ <https://serverfqdn/exchange/%22user%22/Inbox/?Cmd=contents> "user"/Inbox/?Cmd=contents When I access the server directly I am not getting any error and can see OWA page without any problems Any comments on that will be appreciated Regards QH