I'm trying to create a label with the carrier Canada Post via API, but after i enter all the relevant fields for the api call the system returns a 500 error response:
Thanks for being a part of our community and for your comment. I see that you were able to reach out to our support team about this and get some answers.
Just for community knowledge, this error can occur because of a mismatch of account types. If anyone else is seeing this error message I would first recommend reaching out to our support team, as there are some troubleshooting steps we can assist with when attempting to remove and re-add the account.
-Erin: Your Friendly Neighborhood ShipStation Community Manager