In a Microsoft Exchange Server 2007 environment, a Public Folder Hierarchy replication fails. Additionally, the following event is logged:
Event Type: Error Event Source: MSExchangeIS Public Store Event ID: 3079 Description: Unexpected replication thread error 0x3f0 on database "<Storage Group>/<Public Folder Store>". EcLoadBinary REPL::EcSetPropCnsetSeen REPL::EcSetProp EcUnpackStatus EcReplMessageUnpack FReplRcvAgent
When this error occurs, you find that the following event is also logged:
Event Type: Error Event Source: MSExchangeIS Event Category: General Event ID: 9669 Description: Failed to create a new replica identifier for database "<Storage Group>/<Public Folder Store>" because the number of replica identifiers reached the quota limit (16384). User attempting to create the replica identifier: "<Replid>"
The issue occurs because of a problem in the memory usage for the replica ID (Replid). Therefore, the allocated memory is released incorrectly.
To resolve this problem, apply the following update:
971534 Description of Update Rollup 1 for Exchange Server 2007 Service Pack 2
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.