Error-Cause  AVP ( 101 )

It is possible that a Dynamic Authorization Server cannot honor Disconnect-Request or CoA-Request packets for some reason. The Error-Cause Attribute provides more detail on the cause of the problem. It MAY be included within CoA-NAK and Disconnect-NAK packets.
Reference: RFC 5176   View

Type:

  string

Value Length:

  4 .. 4


Containing Messages
Disconnect-ACK-3576
Disconnect-NAK-3576
Change-of-Authorization-NAK-3576
Access-Reject-3579
Access-Challenge-3579
Disconnect-NAK-5176
Change-of-Authorization-NAK-5176
Access-Reject-5580