[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Type](https://evolu.dev/docs/api-reference/common/Type) › ObjectPropertyAccessError

Defined in: [packages/common/src/Type.ts:11323](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L11323)

An error returned when a present [object](https://evolu.dev/docs/api-reference/common/Type/functions/object) property is not represented as
an enumerable data property.

`ObjectPropertyAccess` is reserved for this structural failure. Property
[Types](https://evolu.dev/docs/api-reference/common/Type/interfaces/Type) must use another error tag.

## Extends

- [`TypeError`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError)\<`"ObjectPropertyAccess"`\>

## Properties

<a id="reason"></a>

### reason

```ts
readonly reason: "Accessor" | "NonEnumerable";
```

Defined in: [packages/common/src/Type.ts:11324](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L11324)

---

<a id="type"></a>

### type

```ts
readonly type: "ObjectPropertyAccess";
```

Defined in: [packages/common/src/Type.ts:870](https://github.com/evoluhq/evolu/blob/f0109fb501a593010e858e39248dde1200eeb2d7/packages/common/src/Type.ts#L870)

#### Inherited from

[`TypeError`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError).[`type`](https://evolu.dev/docs/api-reference/common/Type/interfaces/TypeError#type)