Hi for testing purpose i have a 2008 domain controller and two 2003 member servers. when i try to install exchange 2003 in one of my members there is an error saying The available memory is not sufficient. Close some applications or windows, and try again. ID no: c10306a7 Microsoft Active Directory- Exchange Extension and when i click OK it pops another error window saying Setup failed while installing sub-component Microsoft Windows Active Directory schema update with error code 0xc103798A(please consult the installation logs for a detailed description). you may cancel the installation or try the failed step again help me out thnx in adv

Try running Setup /SchemaPrep with an account that is a member of the Schema Admins group first. -- Ed Crowley MVP "There are seldom good technological solutions to behavioral problems." . "sagar boreddy" wrote in message news:f6c82d6c-efee-419d-a360-c552490d99e7... Hi for testing purpose i have a 2008 domain controller and two 2003 member servers. when i try to install exchange 2003 in one of my members there is an error saying The available memory is not sufficient. Close some applications or windows, and try again. ID no: c10306a7 Microsoft Active Directory- Exchange Extension and when i click OK it pops another error window saying Setup failed while installing sub-component Microsoft Windows Active Directory schema update with error code 0xc103798A(please consult the installation logs for a detailed description). you may cancel the installation or try the failed step again help me out thnx in advEd Crowley MVP "There are seldom good technological solutions to behavioral problems."

thnx but i have tried with another copy of the exchange installation and it worked out. anyways thanx for ur reply