If errors occur during the authentication or authorization procedure, corresponding messages will be returned in the response.
Access denied: invalid credentials (API Key)
The API key
has not been set
has not been registered
Access denied: invalid request domain (example.com)
The request was issued by an invalid domain.
Access denied: invalid username or password
You did not specify a username and/or password
The system was unable to determine a matching user account for the username you specified.
The password you specified is invalid for this username.
Access denied: the account is disabled
The authorization check determined that the account you wanted to access has been disabled
Access denied: further requests are not permitted.
This error occurs if the account is used in test mode and all available test requests have been used up
Access denied: the service is not enabled.
The authorization check determined that no permission to use the service has been granted to the authenticated account.
Access denied: your quota for this service is reached.
The authorization check determined that for the authenticated account, the quota for this service has been reached.
Access denied: No valid authentication mode available. Accepted possibilities are via Basic Authentication or an API Key.
The authorization check determined that neither the X-Auth-Token nor the Authorization header has been set.