# `ExVrp.NotImplementedError`
[🔗](https://github.com/sephianl/ex_vrp/blob/v0.4.2/lib/ex_vrp/errors.ex#L1)

Raised when a NIF function is not yet implemented.

This error is temporary during development and will be removed
once all C++ bindings are complete.

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