# SpellbookValidationError Use `md.SpellbookValidationError` from the public package namespace. [Implementation source](https://github.com/Synaptic724/melder/blob/90d52e0a12cb0743d62568d5a19ce954a54443bc/src/melder/utilities/custom_exceptions/spellbook_validation_error.py) ```{eval-rst} .. autoclass:: melder.utilities.custom_exceptions.spellbook_validation_error.SpellbookValidationError :members: :member-order: bysource ``` [Topic reference](../errors.md) ยท [Full contents](../../../contents.md)