AD Schema not extended properly

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hi

company has windows small business server 2003 r2 in melbourne , trying install backup domain controller in sydney windows server 2003 r2. want use dfsr replicate data between 2 servers. when try set replication group tells me

"active directory schema cannot read. might caused schema has not been extended or extended improperly. class schema object cannot found"

have checked , double checked , schema has been extended using adprep tool on second disk of win server 2003 r2.

know how find out if have extended schema improperly , whether there can it.

in advance

hello khuscen,

 

from description, seems ran adprep /forestprep, did not finish successfully. when attempt run adprep /forestprep again, states forestprep has extend schema.


please try following steps re-extend ad schema see if helps.

1. pleases copy i386 directory , 2nd windows server 2003 r2 installation disk location accessed domain controller schema master.

 

2. please add or change following registry keys on sbs 2003 r2 computer:

 

hklm\system\currentcontrolset\services\ntds\parameters

 

dword "correct missing objects"=1 (missing)

dword "schema delete allowed"=0 (missing)

dword "schema update allowed"=0 (changed 1 0).

 

3. please move data following paths c:\previous attempts

 

%systemroot%\system32\debug\adprep

 

4. highly recommended take system state backup of sbs 2003 r2 before making changes environment.

 

then please delete:

 

cn=windows2003update,cn=forestupdates,cn=configuration,dc=forestrootdomain,dc=com

 

5. change objectversion attribute on

 

cn=schema,cn=configuration,dc=forestrootdomain,dc=com 30 (which version windows server 2003 schema.)

 

version numbers:

 

13 = windows 2000 schema

30 = windows server 2003 schema

31 = windows server 2003 r2 schema

 

6. please copy schema.ini sbs 2003 environment not have schema extended sbs 2003 r2.

 

the schema.ini under c:\windows\system32 on sbs 2003 r2.

 

7. reboot server.

 

8. verify objectversion in adsiedit schema head.

 

9. verify in regedit:

 

hklm\system\currentcontrolset\services\ntds\parameters\schema version = 30

 

10. please attempt perform extend ad schema again:

adprep /forestprep

 

for more detailed backup system state, please refer to:

 

back system state data

http://technet.microsoft.com/en-us/library/cc781353(ws.10).aspx

 

hope helps.

this posting provided "as is" no warranties, , confers no rights.


Windows Server  >  File Services and Storage



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