General Errors
| Code | Status | Description |
|---|---|---|
| 403 | General-0403 | Access Forbidden |
| 500 | General-0000 | I/O ERROR While reading downstream |
| 502 | General-0502 | Bad Gateway Error. Please contact system administrator |
| 503 | General-0503 | Service Unavailable Error. Please contact system administrator |
| 504 | General-0504 | Gateway TimeOut |