Errors when connecting channels to Nembol

Shopify

This site can't be reached

Etsy

My login fails: Oops something wrong

Cannot connect my second Etsy store

I get an error at the end of the login

eBay

Auth token is invalid, need help?

WooCommerce

Error 404: The login failed, what should I do?

Meta Commerce

You have connected the wrong Catalog

Error: #100 Missing Permission to my catalog

You can’t connect your Facebook Shop to Nembol

Nembol doesn’t ask which business account it should list to