| ExceptionInterface | Provides a domain-level interface for broad capture of all framework-related exceptions. |
| AlertError | Error: Action must be taken immediately (system/db down, etc) |
| CastException | Cast Exceptions. |
| ConfigException | Exception for automatic logging. |
| CriticalError | Error: Critical conditions, like component unavailble, etc. |
| DownloadException | Class DownloadException |
| EmergencyError | Error: system is unusable |
| EntityException | Entity Exceptions. |
| FrameworkException | Class FrameworkException |
| ModelException | Model Exceptions. |
| PageNotFoundException |