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BrunoViana's avatar
BrunoViana
Tin Contributor
Sep 10, 2026
Solved

Hyper-V replication

I have two Hyper-V failover clusters (primary and secondary) with replication enabled. I got a server replication error:   But recently, the only way to fix it has been to remove the replicati...
  • Jamony's avatar
    Sep 10, 2026

    Your screenshot shows replication in an error state with approximately 1.55 TB pending, but it does not show the event that caused replication to stop. Removing and recreating replication can mask that underlying problem. Start with View Events and record the event ID, error code, and timestamp. Check the corresponding Hyper-V VMMS logs on both sides, then verify Replica Broker availability, authentication, connectivity, and free space on the replication storage. After correcting the reported cause, try Resume Replication rather than removing the relationship. PowerShell also provides Resume-VMReplication for this purpose. If the state specifically requires resynchronization, use its Resynchronize option and plan for the associated storage and network load. Finally, confirm that replication health recovers and the latest successful replication time advances. Share the actual event details if resuming fails; the summary alone cannot identify a reliable permanent fix.