| Error | <Exception> |
| Error class | <Exception class> |
| Exception | <exceptionBuilder><signaledException> |
| Exception class | <classDescription><exceptionInstantiator> |
| exceptionBuilder | <exceptionDescription><exceptionSignaler> |
| exceptionDescription | <Object> |
| exceptionInstantiator | <exceptionSelector><exceptionSignaler><instantiator> |
| exceptionSelector | <Object> |
| exceptionSet | <exceptionSelector> |
| exceptionSignaler | <Object> |
| MessageNotUnderstood | <Error> |
| MessageNotUnderstoodSelector | <exceptionSelector> |
| Notification | <Exception> |
| Notification class | <Exception class> |
| signaledException | <exceptionDescription> |
| Warning | <Notification> |
| Warning class | <Notification class> |
| ZeroDivide | <Error> |
| ZeroDivide factory | <exceptionInstantiator> |