Error message when the MWA console is used to configure more than 1000 users to a single SSL connection in Windows Vista: “Out of Memory”
Microsoft Web Administration (MWA) may return an “Out of Memory” error when the MWA console is used to configure more than 1,000 users to a single Secure Sockets Layer (SSL) connection in Windows Vista. The error in MWA resembles the following:
System.OutOfMemoryException: Retrieving the COM class factory
You may also see the “Out of Memory” error in any application that is using DCOM. The error in a DCOM application resembles the following:
Note: This problem also occurs in Internet Information Services (IIS) 7.0.
For more information on this issue, including potential causes, workarounds, and resolutions, see: Microsoft KB Article KB956067.