Invalid Request Header Error When Connecting to Walmart in Hub
This article will address the following error:
INVALID_REQUEST_HEADER.GMP_GATEWAY_API - Incorrect Authorization header.
Cause
You have attempted to connect a Canadian or Mexican Walmart account using the Walmart (US) data connector.
Solution
At this time, we only have access to the Walmart API for the United States. We are working on getting access to the Canadian and Mexican APIs.