HI I HAVE AN EXCHANGE SERVER2003 STANDARD EDITION INSTALL MORE THAN 1 YEAR, AS FROM YESTERDAY IT STOP EVERY 1 HOUR (EVENT ID 1182) THEN NEED TO RESTART SERVICE MESSAGE Thank you for your participation in the Microsoft Exchange Server beta program. Your license to use this beta version of the Microsoft Exchange Server software has expired. Contact Microsoft Corporation. CAN SOMEONE HELP THANKS

I think you answered the question yourself deepak4 Have a read here http://searchexchange.techtarget.com/tip/0,289483,sid43_gci959663,00.html Did you reinstall a fully licensed copy over a trial version? Also, have a read of this article http://support.microsoft.com/default.aspx/kb/840015

Agree with Chris,Deepak you need to follow the following KB.How to recover databases that were created while using a trial version of Exchange Server 2003 Enterprise Edition or Exchange 2000 Enterprise Serverhttp://support.microsoft.com/kb/840015A similar thread.http://social.technet.microsoft.com/Forums/en-US/exchangesvrdeploy/thread/cfc19097-5c5b-4e2e-babe-59a3eac30583Arun Kumar | MCSE - 2K3 + Messaging | ITIL-F V3