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Re: [Samba] dbtool --cross-ncs and undeletable errors..




On Tue, 22 Jan 2019 14:20:21 -0500 (EST)
"Vincent S. Cojot via samba" <samba@xxxxxxxxxxxxxxx> wrote:

> 
> Hi All,
> 
> On my two-DC setup (dc00 and dc01 - Used to be a 4-Dc setup but 02
> and 03 are gone), I've noticed the following errors which I am unable
> to fix.. Any hints?
> 
> * Basic dbcheck is clean.
> 
> [root@dc00 ~]# samba-tool dbcheck
> Checking 327 objects
> Checked 327 objects (0 errors)
> 
> * Cross-NCS shows two errors related to a de-comissionned DC (dc02)
> and cannot auto-fix this.. How do I fix those errors?
> 
> [root@dc00 ~]# samba-tool dbcheck --cross-ncs --fix --yes
> Checking 3574 objects
> ERROR: no target object found for GUID component for link fromServer
> in object 
> CN=4b3f95b1-7774-42cf-8bc0-755c7d29f6cc,CN=LostAndFoundConfig,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn 
> - <GUID=c8bf60b8-c3b9-442f-a330-d706221bc889>;CN=NTDS 
> Settings\0ADEL:c8bf60b8-c3b9-442f-a330-d706221bc889,CN=DC02\0ADEL:53a02791-a186-4a2f-aef9-6e180b814d8a,CN=Servers,CN=Krynn,CN=Sites,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn
> ERROR: target DN is deleted for fromServer in object 
> CN=4b3f95b1-7774-42cf-8bc0-755c7d29f6cc,CN=LostAndFoundConfig,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn 
> - <GUID=c8bf60b8-c3b9-442f-a330-d706221bc889>;CN=NTDS 
> Settings\0ADEL:c8bf60b8-c3b9-442f-a330-d706221bc889,CN=DC02\0ADEL:53a02791-a186-4a2f-aef9-6e180b814d8a,CN=Servers,CN=Krynn,CN=Sites,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn
> Target GUID points at deleted DN 
> '<GUID=c8bf60b8-c3b9-442f-a330-d706221bc889>;CN=NTDS 
> Settings\\0ADEL:c8bf60b8-c3b9-442f-a330-d706221bc889,CN=DC02\\0ADEL:53a02791-a186-4a2f-aef9-6e180b814d8a,CN=Servers,CN=Krynn,CN=Sites,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn'
> Remove DN link? [YES]
> ERROR: Failed to remove deleted DN attribute fromServer : (65, 
> "objectclass_attrs: at least one mandatory attribute ('fromServer')
> on entry 
> 'CN=4b3f95b1-7774-42cf-8bc0-755c7d29f6cc,CN=LostAndFoundConfig,CN=Configuration,DC=ad,DC=lasthome,DC=solace,DC=krynn' 
> wasn't specified!")
> 
> 
> Thanks for any hints/pointers.
> 
> Vincent
> 

This isn't an error, if you look very carefully at the 'link' you will
see 'DEL'. This means the record is a 'DELETED' record, you cannot
delete a 'DELETED' record ;-)

If you wait for 180 days minus the number of days since you
decommissioned the DC, the record will just go away.

Rowland
  

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