If you get the following error:

Error#: -200
Error#: 83805
File is not a data file
database corruption detected
D:windowssystem32NCDLFSTMLGS.DBF

This indicates that one of the database files in chat monitor has become corrupt and will need to be replaced. You can download and run the patch to replace this file to have your chat monitor operational again. You can download the patch from the following link:

http://www.netnanny.com/downloads/nn_ts/CM2SLFix1.exe

You can either click on the link, then click "run" to run the patch directly, or you can click save to save the patch on your computer for later use.