The magically descriptive error 401 Forbidden "message": "Access denied on creating field 'uid'.".  You probably can sense the love I have for this error.  This was a painful error that took a little while to resolve.  First off I also had this error display as: "Access denied on creating field 'uid' "Access denied on creating field 'name' "Access denied on creating field 'entity_id' And I would have had more if I continued down the resolution path I was on....

For others that have spent countless hours getting this to work and are struggling... in particular assigning the correct user to the comment - this is how I achieved the correct outcome. The outline below is for usage via Postman and DHC (Restlec Client)... once working here then testing done and ready to apply to your app or however you are using this. Set up Set accept to hal+json sample: POST request url: http://example.com/entity/comment?_format=hal_json Authorization Type: Basic {then...