Word Runtime Error"R6025-Pure Virtual

There?s more than one suspect in this case.
Try these steps.
Check to see if an Add-in is causing the problem.
Start Word at the command line with Winword.exe /a
That starts Word without any add-ins.
You might also look at:

http://www.mvps.org/word/FAQs/Customization/CheckIfAddinsInstalled.htm

(There are no spaces in the URL)

Find and rename/delete Normal.dot. There should be only one.
In the Registry delete the Word\Data key
Reboot and try starting Word

Delete any leftover tmp files. They start with a Tilde ?~?.

If you have Norton Anti-Virus Corporate Edition, try removing it.

It could also be an HP problem:
(Type the Q number in the search box at support.microsoft.com)

Fatal Error Message When You Start Office Program

Q270027