Hello everyone, I am trying to put windows 2003, and 2003 exchange server. Currently I do have windows 2000 Ent. Server with Exchange 2000 Ent. I have read the article step by step: Migerating Exch. 2000 to Exch 2003 Guide http://www.msexchange.org/tutorials/Migrating-Exchange2000-Exchange-2003 -Hardware.html) That is posted on MSExchange.prg websie. I went thru the article and I run the Inetorgpersonprent.ldf scrip that is posted on MS site. But I am getting the error...Anyone explain what I am doing wrong. ( I have done the schema update as Microsfot tells) Follwing is the screen print of it C:\WINNT\IOP>ldifde -i -f inetorg.ldf -v -c DC=X "DC=amtsolution,DC=com" Connecting to "ds1.amtsolution.com" Logging in as current user using SSPI Importing directory from file "inetorg.ldf" Loading entries 1: CN=ms-Exch-Assistant-Name,CN=Schema,CN=Configuration,DC=amtsolution,DC=c om Add error on line 1: Busy The server side error is "The role owner attribute could not be read." 0 entries modified successfully. An error has occurred in the program C:\WINNT\IOP>type inetorg.ldf dn: CN=ms-Exch-Assistant-Name,CN=Schema,CN=Configuration,DC=X changetype: Modify replace: lDAPDisplayName lDAPDisplayName: msExchAssistantName - dn: CN=ms-Exch-LabeledURI,CN=Schema,CN=Configuration,DC=X changetype: Modify replace: lDAPDisplayName lDAPDisplayName: msExchLabeledURI - dn: CN=ms-Exch-House-Identifier,CN=Schema,CN=Configuration,DC=X changetype: Modify replace: lDAPDisplayName lDAPDisplayName: msExchHouseIdentifier - dn: changetype: Modify add: schemaUpdateNow schemaUpdateNow: 1 - C:\WINNT\IOP>