In a Microsoft Exchange Server 2007 environment, public folder replication is blocked unexpectedly. Additionally, the Messages Queued for Submission performance counter of MSExchangeIS Public in Performance Monitor stays high.
This problem occurs because public folder replication has a maximum limit of named property it can process. However, there are public folder replication messages that include too many name properties. Therefore exceeds the limit.
To resolve this problem, install the following update rollup:
2279665 Description of Update Rollup 1 for Exchange Server 2007 Service Pack 3
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about public folder replication, visit the following Microsoft website: