Error writing to process file pid.nbf

We have upgrade Lotus Domino server from 6.5.4 to 7.0.2 on Windows 2003 service pack 2

server console showing “error writing to process file pid.nbf other (other applications may be inappropriately accessing this file)”

some one can help me

Thanks

Subject: Error writing to process file pid.nbf

Shut down the server, delete the pid.nbf, and restart the server.

Make sure that you don’t actually have another program running that has the file locked, such as backup software that’s not written specifically for a Domino server.