参考： http://www.newlc.com/article.php3?id_article=117
Generic Errors
| KErrNone | 0 | |
| KErrNotFound | -1 | Unable to find the specified object |
| KErrGeneral | -2 | General (unspecified) error |
| KErrCancel | -3 | The operation was cancelled |
| KErrNoMemory | -4 | Not enough memory |
| KErrNotSupported | -5 | The operation requested is not supported |
| KErrArgument | -6 | Bad request |
| KErrTotalLossOfPrecision | -7 | Total loss of precision |
| KErrBadHandle | -8 | Bad object |
| KErrOverflow | -9 | Overflow |
| KErrUnderflow | -10 | Underflow |
| KErrAlreadyExists | -11 | Already exists |
| KErrPathNotFound | -12 | Unable to find the specified folder |
| KErrDied | -13 | Closed |
| KErrInUse | -14 | The specified object is currently in use by another program |
| KErrServerTerminated | -15 | Server has closed |
| KErrServerBusy | -16 | Server busy |
| KErrCompletion | -17 | Completion error |
| KErrNotReady | -18 | Not ready |
| KErrUnknown | -19 | Unknown error |
| KErrCorrupt | -20 | Corrupt |
| KErrAccessDenied | -21 | Access denied |
| KErrLocked | -22 | Locked |
| KErrWrite | -23 | Failed to write |
| KErrDisMounted | -24 | Wrong disk present |
| KErrEof | -25 | Unexpected end of file |
| KErrDiskFull | -26 | Disk full |
| KErrBadDriver | -27 | Bad device driver |
| KErrBadName | -28 | Bad name |
| KErrCommsLineFail | -29 | Comms line failed |
| KErrCommsFrame | -30 | Comms frame error |
| KErrCommsOverrun | -31 | Comms overrun error |
| KErrCommsParity | -32 | Comms parity error |
| KErrTimedOut | -33 | Timed out |
| KErrCouldNotConnect | -34 | Failed to connect |
| KErrCouldNotDisconnect | -35 | Failed to disconnect |
| KErrDisconnected | -36 | Disconnected |
| KErrBadLibraryEntryPoint | -37 | Bad library entry point |
| KErrBadDescriptor | -38 | Bad descriptor |
| KErrAbort | -39 | Interrupted |
| KErrTooBig | -40 | Too big |
| KErrDivideByZero | -41 | Divide by zero |
| KErrBadPower | -42 | Batteries too low |
| KErrDirFull | -43 | Folder full |
| KErrHardwareNotAvailable | -44 | |
| KErrSessionClosed | -45 | |
| KErrPermissionDenied | -46 |
| KErrMsgBioMessageNotValid | -90 |