Before diving into complex AD edits, ensure you are running your diagnostic tools correctly.
Run: netdom resetpwd /server:Source_DC_Name /userd:Domain\Admin /passwordd:* . When to Rebuild
If the error occurs during manual replication (e.g., "Replicate Now" in AD Sites and Services), it's likely a permission gap. Dsreplicagetinfo(Pending_Ops Null) Failed Error 0X2105
If the DC has been offline longer than the or if the metadata is severely corrupted, the most reliable path may be to perform a metadata cleanup using ntdsutil , demote the server (forcibly if necessary), and re-promote it.
The host might be struggling with _msdcs zone lookups or has an incorrect primary DNS setting. Step-by-Step Fixes 1. Run with Administrative Privileges Before diving into complex AD edits, ensure you
Ensure the _msdcs zone is healthy and populated with records on your primary DC.
Troubleshooting the "DsReplicaGetInfo(Pending_Ops Null) Failed Error 0X2105" in Active Directory If the DC has been offline longer than
Use ADSIEdit or a similar tool to check the userAccountControl attribute. A healthy DC typically has a value of . If it is a lower value like 0x288, the system isn't recognizing the server as a trusted DC. 3. Verify Replication Permissions