# Interface: BlockStateError

Represents an error state for a design block.

The `BlockStateError` interface provides a set of properties that describe an error state for a design block, including the type of error and a description of the error.

## Properties[#](#properties)

| Property | Type |
| --- | --- |
| `type` | `"Error"` |
| `error` |  |

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[Source](https:/img.ly/docs/cesdk/sveltekit/api/engine/interfaces/assetpayload)