MS5 has not been in development for over 2 years. I am not sure what information you found, but the latest issue with V6 invloved the activation portion of the software. Jet Database issues are usually system specific and usually do not directly involve the Song Database.
If you would like us to dig into the system to see what we can find, it would require a Plus Membership
. You can purchase one month for $17 and can cancel at any time.