Error raised by the MXML module in case of problems.
Class MXMLError( [code],[description],[extra] ) from \
Error( code, description, extra )
| code | A numeric error code. |
| description | A textual description of the error code. |
| extra | A descriptive message explaining the error conditions. |
An instance of this class is raised whenever some problem is found. The error codes generated by this module are in the MXMLErrorCode enumeration.