If you’re thinking Why Is Marketplace Not Working then here are some common errors:-

1. Marketplace Not Available: Could be due to slow internet connection, server issues, or restriction.

2. Marketplace Option Missing: The option may disappear when unavailable in your region or when your account becomes ineligible.

3. Listing Issues: Listing of items could be restricted if they violate any guidelines.

4. Checkout Issues: Payment and/or Facebook server-related issues could hinder the checkout process.