# `BB.Error.State`
[🔗](https://github.com/beam-bots/bb/blob/main/lib/bb/error/state.ex#L5)

State machine error classes.

These errors represent violations of the robot state machine,
such as attempting operations in invalid states or state
transition failures.

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*Consult [api-reference.md](api-reference.md) for complete listing*
