In order to apply this change you will need to navigate to Roon's database directory on your server. We cannot provide exact instructions due to the variety of devices that have been impacted, but the database is typically housed in a folder called "RoonServer" and will always contain the subfolders Cache Database Logs Settings Temp as illustrated below.
Once you've located this folder on your server please follow the instructions below:
bits file 
Database/Registry/Corebits and DELETE itbits file to Database/Registry/CoreYou can use the IP address of the device to access it like a NAS or network-shared location. You’ll need to use another desktop computer to access the network share location.
The IP address is the local IP address for your Roon Server device on the network. Once you’ve located the RoonServer location, then you can proceed from Step One above.