MediaMonkey Database or Settings are lost
Updated by Stephen Platt on Apr 24, 2019
Some users have reported occasionally losing their settings or having the database disappear upon restarting MediaMonkey. This can occur if registry and system cleaner apps such as TuneUp, CCleaner, Advanced System Care, or Webroot delete portions of the registry or files that store the MediaMonkey settings or database.
MediaMonkey stores its settings (assuming it's not run in 'Portable Mode') in the Windows registry and the database along with some other settings in your Windows user profile folders (see MediaMonkey settings and database locations).
To prevent this you can either:
For example, Webroot may delete the database and config files in ../appdata/roaming/mediamonkey . To stop it, in Webroot go into Advanced Settings then click on System Optimizer on the left side of the page. Then scroll down until you see "Media Monkey - Recent Playlist and User Preferences" and uncheck it.
Sometimes cleaners just modify the registry:
(YOUR USERNAME needs to be replaced with your Windows Username)
Often the database will remain intact and instead a new database is being used. If you previously set a custom location for your database in the .ini file make sure this is still set correctly. Otherwise: