Android C2DM servers send error

Question

I used PHP code to write the 3rd servers ,I can get the deviceRegistrationId and authToken, but now I receive "Unauthorized Error 401",here is the PHP code which I used. C2DM implementation PHP code

Answer 1

Unauthorized Error 401 indicates that the ClientLogin AUTH_TOKEN used to validate the sender is invalid. Please make sure you are sending the correct ClientLogin to the google server.