Veritas Backup exec for windows and Symantec Mail Security

Has anyone experience the issue of the backups failing because of Symantec mail security?

If so, can someone please help me sought this out. Below is a link of what symantec told me to do.
http://service1.symantec.com/SUPPORT/ent-gate.nsf/docid/2004052814445754?Open&src=w