Microsoft Translation is failing with error "The request is not authorized because credentials are missing or invalid"Issue Microsoft Translator Spoke fails to translate the text to the target language, Getting an error {"error":{"code":401000,"message":"The request is not authorized because credentials are missing or invalid."}} ReleaseAllCauseOcp-Apim-Subscription-Region header is missing in the request headersResolution- When we are using the Microsoft multi-service or regional translator resource the Ocp-Apim-Subscription-Region header is mandatory - if you are using the global translator resource the value is optional - so all we need to do is in connection and credentials for Microsoft Translation Spoke go to connection and check for Attribute, there will be an Attribute called Ocp-Apim-Subscription-Region, parse the region that you have a subscription for - Leave the version as the latest which is 3.0 by the time this KB is authored - More about Microsoft Translation https://learn.microsoft.com/en-us/azure/cognitive-services/translator/reference/v3-0-reference