Restoring from a backup

This applies to version 4.0 and later.
NOTE: This do not apply when running with external database.

This will require a complete stop of the server.

Restore

If applicable, perform a backup.

Extract the version of the backup file you want to restore to a temporary directory.

Stop the server. 

Replace the files in  <installation_root>/data with the files from the files in the back up.

Start the server and verify.