Product Warranty Dispute — music producer claiming all royalties

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Illustrative scenario prepared by my practice.
For informational purposes only. This is not legal advice. Laws vary by jurisdiction. Consult a qualified attorney for advice specific to your situation.
Hypothetical question

Look, i'm dealing with a situation and need some guidance lol.

music producer claiming all royalties. I've been dealing with this for about 16 weeks now and the situation isn't improving.

The contract was signed 20 months ago. I have a copy of the original agreement. The total amount in dispute is approximately $41,000.

What's the typical outcome in situations like this?