If Word cannot complete the save due to a file permission error, here are the solutions that have helped many fix the issue properly.

All of my Production Staff have been reporting the famous, 'There has been a network or file permission error. The network connection may be lost.', issue when using Word 2004.

Clearing the “File in Use” message in Microsoft Word is essential for maintaining productivity and uninterrupted workflow. By systematically closing background processes, removing leftover owner files ...

"Mac OS X 10.4.3 does not fix the problem, neither does Office 11.2.1, even though my research shows that both Apple and Microsoft are aware of the problem. I've found this issue discussed in at ...