code: public void clearExceptionData() {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "clearExceptionData");
          getHdr2().setChoiceField(JsHdr2Access.EXCEPTION, JsHdr2Access.IS_EXCEPTION_EMPTY);
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "clearExceptionData");
      }
docs: /*
  Clear all of the Exception fields from the message header.
  
  Javadoc description supplied by SIBusMessage interface.