A few Music Tracker users have reported an error when trying to add new albums.
The issue can be fixed by following the steps in our troubleshooting guide.
You can read the full instructions here:
https://musictracker.app/faq/i-cant-add-new-albums-i-keep-getting-an-error-what-should-i-do/
I can’t add new albums, I keep getting an error. What should I do? - Music Tracker
A few users have recently experienced an error when trying to add new albums. This is often linked to issues with the local database or, in some cases, to running beta versions of iOS that introduce unexpected bugs. Step 1. Make a backup first Before you try any fix, it’s very important to save all your backups: Step 2. Reinstall the app Step 3. If the problem persists This helps us reproduce the issue and prepare a fix. Good to know