FormationViolation when Payload for Action is syntactically incorrect or not conform the PDU structure for Action.

GenericError when Any other error not covered by the previous ones.

InternalError when An internal error occurred and the receiver was not able to process the requested Action successfully.

Nil no error.

NotSupported when Requested Action is recognized but not supported by the receiver.

OccurenceConstraintViolation when Payload for Action is syntactically correct but at least one of the fields violates occurence constraints.

PropertyConstraintViolation when Payload is syntactically correct but at least one field contains an invalid value.

ProtocolError when Payload for Action is incomplete.

SecurityError when During the processing of Action a security issue occurred preventing receiver from completing the Action successfully.

TypeConstraintViolation when Payload for Action is syntactically correct but at least one of the fields violates data type constraints (e.g.