Unwired Server returns new HTTP error codes to the client based on some scenarios defined for online applications.
| Error Code | Probable Cause | Manual Recovery Action |
|---|---|---|
| 403 | If a client application requests an EIS URL that is not registered in Sybase Control Center, the server rejects the request. | Register the EIS URL in Sybase Control Center. |
| 405 | When the back end updates data on the device, the server supports only an HTTP POST request method. For any other request method used by the back end, the server throws an error. | N/A |