The best way to
do it is to rename the file then force a replication from a known good server.
If it is not too
corrupted you can do an updall -r and it will rebuild the indexes.
nfixup.exe against it. If that doesn’t work, try ncompact -c against it.
exists in all workstation installs. nfixup is not part of the client — you can
copy it off a server that runs at a similar NBotes version.
Make sure to use
the -c option with compact (ncompact -c whatever\your\file.nsf)
In case it didn’t assist you, then you may use professional recovery software http://www.nsf.openfiletool.com/ NSF Open File Tool