Error Code,Description,Reference
0,Corrupt Data,[RFC6810]
1,Internal Error,[RFC6810]
2,No Data Available,[RFC6810]
3,Invalid Request,[RFC6810]
4,Unsupported Protocol Version,[RFC6810]
5,Unsupported PDU Type,[RFC6810]
6,Withdrawal of Unknown Record,[RFC6810]
7,Duplicate Announcement Received,[RFC6810]
8,Unexpected Protocol Version,[RFC8210]
9-254,Unassigned,
255,Reserved,[RFC6810]