In rare conditions and under heavy loads, several Host Integration Server-related services on the system fail.
This problem occurs because of a lack of elements and headers in the buffer pool. The Application log contains Event 684 and 685 entries that are logged by the Manage Agent (MngAgent) or Manage Client (MngCli) process.
Cumulative update information
The fix for this problem is included in the following cumulative updates for Host Integration Server:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.