Non-Solicitation Agreement: partnership dissolution deadlocked

I publish illustrative scenarios prepared by my practice. All participants and conversations are fictional. The fictional posts are not posts by real users, accounts of client experiences, or reports of actual results.
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

Has anyone dealt with something like this? I'm not sure what my options are.

partnership dissolution deadlocked. I've been dealing with this for about 6 months now and the situation isn't improving.

The contract was signed 21 months ago. I have a copy of the original agreement. The total amount in dispute is approximately $140,000.

Do I have a strong case? What should my next steps be?