Event ID 2042 — Replication blocked after overtaking the tombstone2011

Active Directory blocks replication with a partner that has been out of line for too long to avoid reintroduction of obsolete objects.

Source of event

NTDS Replication — Active Directory category.

Possible causes

• Former online domain controller
• Invalid restoration
• DC isolated for a long period of time

Verifications to be carried out

1. Do not force replication without analysis
2. Identify the seniority of DC
3. Provide for deletion or reconstruction as appropriate

Useful orders.

repadmin /showrepl

To be retained.

An Event ID must always be interpreted with its source, its full message, its timing and the context of the system. The same number may exist in several providers of events.