My infraestruture is:
5 Domain controller Windows 2008 R2 standart, and One windows 2003 R2 standart
2 Exchange server 2003
my domais is 2003 level
when a try to prepare th Domian to migrate to exchange 2010, I run the command from the Exchange 2010 CD:
setup /prepareschema
and I recived a error code 8202, then I looked in ldif.err file:
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Entry DN: CN=ms-Exch-Resource-Schema,CN=Schema,CN=Configuration,DC=dalton,DC=com,DC=mx,DC=local
Agregar error en la entrada que empieza en la línea 447: No existe tal atributo
El error del lado del servidor es: 0x57 El parámetro no es correcto.
El error extendido del servidor es:
00000057: LdapErr: DSID-0C090C3E, comment: Error in attribute conversion operation, data 0, v1db1
Error en el programa
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when a search for the value and try to change with adsiedit.msc console (falowing the articulehttp://support.microsoft.com/kb/948214/en-us , gived me the same error I can't change tomsExchResourcePropertySchema value.
I used a mmc console with schema-AD snap-in and found the ms-Exch-Resource-Schemaclass and then I tried to change the value to msExchResourcePropertySchema but only accept values of attribu that are showing, Then I searched it in attribut tree and I fount it but with wrong display name:
DUM-msExchResourcePropertySchema-0ef4bfdd-43d5-43f2-845c-81b823079e45
and I can only change the description !! (I can't change the display name)
I thing that the Active Directory was corrupted, but I don't know how happend it.