# `Goblin.IOError`
[🔗](https://github.com/zteln/goblin/blob/main/lib/goblin/io_error.ex#L1)

Raised when Goblin cannot read or write its underlying storage files.

The exception has the following fields:
- `:operation` which describes which operation failed
- `:path` which states which file it failed to operate on
- `:reason` which describes why the operation failed

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