Here is a list of undocumented HTTPMSG panics (these typically occurs when using the Symbian HTTP API):
| Value | Meaning |
| 0 | The data state in either the message composer or parser was not correct. An API was used incorrectly. |
| 1 | The message composer or parser was reset twice in the same observer callback function. |
| 2 | The message parser received an unexpected data parsing result from the data parser. |
| 3 | The message parser entered an illegal state. |
| 4 | The data parser was in an illegal state. |
| 5 | The message composer entered an illegal state. |
| 6 | An illegal delimiter has been specified to the data composer. |
| 7 | The message parser obserser has specified an unknown body size type. |
