| Choices enum name | H501_UnknownMessageReason | |
| Clone() const | H501_UnknownMessageReason | |
| CreateObject() | H501_UnknownMessageReason | |
| e_notUnderstood enum value | H501_UnknownMessageReason | |
| e_undefined enum value | H501_UnknownMessageReason | |
| H501_UnknownMessageReason(unsigned tag=0, TagClass tagClass=UniversalTagClass) | H501_UnknownMessageReason |
1.5.1