| MissingBehaviorException | Used when a behavior cannot be found. |
| MissingEntityException | Exception raised when an Entity could not be found. |
| MissingTableClassException | Exception raised when a Table could not be found. |
| PersistenceFailedException | Used when a strict save or delete fails |
| RolledbackTransactionException | Used when a transaction was rolled back from a callback event. |
