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MSMQ Queue Permission Errors After a Windows Update or Server Migration

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Applies to: Any PACS integration where Data Manager uses MSMQ (Microsoft Message Queuing) for event delivery.

Symptom: Sync or event processing fails with an MSMQ DataManagerEvent queue permission error, typically appearing shortly after a Windows update or a server migration.

Root Cause #

MSMQ queue permissions are not always preserved across a Windows update or when Data Manager is migrated to a new server. This has been seen recurring across multiple customer environments — internally, support staff refer to this as “the recurring permissions issue” because it’s a known, repeatable pattern rather than a one-off. If your Data Manager sync or event delivery broke shortly after patching Windows or moving to a new server, check this first.

Fix #

  1. Open Computer Management → Services and Applications → Message Queuing on the Data Manager host.
  2. Locate the DataManagerEvent queue (or the queue name specific to your Data Manager configuration).
  3. Right-click → Properties → Security.
  4. Confirm the Data Manager service account has the required permissions (typically Send, Receive, and Peek — see your Data Manager version’s setup documentation for the exact list if unsure).
  5. Re-add or correct the permission if it’s missing.
  6. Restart the Data Manager service and retry the sync.

If This Doesn’t Fix It #

  • Confirm MSMQ itself is installed and running as a Windows feature on the host (a Windows update can occasionally disable optional features).
  • If this is a new server migration, confirm the queue was actually recreated/migrated and isn’t simply missing.
  • Contact the Telaeris Helpdesk with the exact error text and whether this followed a Windows update or a server migration.

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