This is probably a result of the probem described in the following article:
"WD2002: Error Message: Word Found Locked Fields During Update"
at
http://support.microsoft.com/kb/292155
(even if you are using Word 2003)
Peter Jamieson
> When merging to a new document I receive a message that Word found locked
> fields during the update...Word cannot update locked fields. To my
> knowledge
> I did not lock any fields. What am I doing wrong? How can I rectify this
> problem?