Topic Last Modified: 2006-02-14

The Microsoft® Exchange Server Analyzer Tool queries the CIM_Datafile Microsoft Windows® Management Instrumentation (WMI) class to determine the value of the Version key for Savfmsevsapi.dll. If the value for the Version key indicates that the build number is 4.5 for this file, a warning is displayed.

A version number of 4.5 for Savfmsevsapi.dll indicates that you are not running the most current version of Symantec Mail Security for Microsoft Exchange 4.6x. A software update is available for Symantec Mail Security for Microsoft Exchange 4.6x from the Symantec Web site. Upgrading to version 4.63 or later versions is highly recommended and can improve overall performance and reliability.

The following are some of the known issues when you run the version 4.5 of the Savfmsevsapi.dll.

To correct this warning
  1. Visit the Enterprise Support page of the Symantec Web site (

  2. Upgrade to version 4.63 or a later version.

The third-party Web site information in this topic is provided to help you find the technical information you need. The URLs are subject to change without notice.

For more information about how to use antivirus software with Exchange Server, see the following Microsoft Knowledge Base articles:

For a list of third-party antivirus software available for Exchange Server, see Exchange Server Partners: Antivirus (