Symantec xdb not updating server
If you see an error message or an entry in the Windows Event Viewer, first follow the directions in the document for that error message.
You can find a list of documents that relate to common error messages in the References section of this document.
Files with the file extension can only be launched by certain applications.
This file extension is also associated with the Power Designer database and used as files that contain data such as definition and custom files.
These files allow the said program to be opened correctly.
As Symantec Virus Database Files, files are actually virus database files mostly used by the anti-virus software created by Symantec.
These files play a lot when it comes to distributing virus definition on the net especially with the discovery of new viruses.