If you're experiencing some issues with eBay connection, don't panic! 🙌
eBay needs to be renewed periodically, therefore that may be the origin of the issues.
How can I renew it?
Renew your eBay Token will literally take two minutes. 🚀
Go to Marketplace > eBay and then click on Renew Token.

Add your Credentials and you'll be immediately ready to go again!
Done! 🎈