Hi I'mmigrating sbs 2003 to 2008 standard exchange 2010 whilst following the migration document i deleted the CN=Recipient Update Services instead of (Enterprise) object due to not reading it correctly. now when i try to uninstall exchange i get an error setup encountered an error while checking prerequisites for the component "microsoft exchange" 0x80072030 (8240) :therer is no such object on the server. is there a way round this help i'm desperate!!! justin

Removing Exchange 2003 manually is supported: http://support.microsoft.com/kb/833396 How to remove Exchange Server 2003 from your computer http://support.microsoft.com/kb/273478 How to completely remove Exchange 2000 or Exchange 2003 from Active Directory Since this is SBS , you may want to verify any SBS specfic steps/questions in those forums: http://social.technet.microsoft.com/Forums/en/smallbusinessserver/threads

thanks!