# Public errors

[Read the guide](../troubleshooting.md).


## Objects

- [SpellbookValidationError](errors/spellbookvalidationerror.md)
- [MeldExecutionError](errors/meldexecutionerror.md)
- [UnresolvedInputError](errors/unresolvedinputerror.md)
- [ManagedSpellExhaustedError](errors/managedspellexhaustederror.md)
- [SpellSpaceScopeError](errors/spellspacescopeerror.md)
- [HookExecutionError](errors/hookexecutionerror.md)
- [InternalRegistrationError](errors/internalregistrationerror.md)
- [PhaseSchedulerError](errors/phaseschedulererror.md)
- [PhaseExecutionError](errors/phaseexecutionerror.md)
- [PhaseTimeoutError](errors/phasetimeouterror.md)
- [DeadReferenceError](errors/deadreferenceerror.md)


```{toctree}
:hidden:

SpellbookValidationError <errors/spellbookvalidationerror>
MeldExecutionError <errors/meldexecutionerror>
UnresolvedInputError <errors/unresolvedinputerror>
ManagedSpellExhaustedError <errors/managedspellexhaustederror>
SpellSpaceScopeError <errors/spellspacescopeerror>
HookExecutionError <errors/hookexecutionerror>
InternalRegistrationError <errors/internalregistrationerror>
PhaseSchedulerError <errors/phaseschedulererror>
PhaseExecutionError <errors/phaseexecutionerror>
PhaseTimeoutError <errors/phasetimeouterror>
DeadReferenceError <errors/deadreferenceerror>
```