Log in with credentials to ensure you have the network logon privileges required for the test. 2. Check the Machine Account Attributes
If you are seeing the error while running tools like DCDIAG , you've hit a classic Active Directory permissions or configuration roadblock. This error typically means a Domain Controller (DC) is trying to pull replication data but is being told "No" by its partner. Why is This Happening? Dsreplicagetinfo(Pending_Ops Null) Failed Error 0X2105
If the error occurs during manual replication (e.g., "Replicate Now" in AD Sites and Services), it's likely a permission gap. Log in with credentials to ensure you have
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 This error typically means a Domain Controller (DC)
You might simply be running DCDIAG without administrative privileges.
The destination DC's computer account is missing critical flags like SERVER_TRUST_ACCOUNT or TRUSTED_FOR_DELEGATION .