> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/apps/llms.txt)
> Source: https://docs.saleor.io/api-reference/apps/enums/app-error-code

# AppErrorCode Enum

No description

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### Values

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#### [`FORBIDDEN`](#forbidden)

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#### [`GRAPHQL_ERROR`](#graphql-error)

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#### [`INVALID`](#invalid)

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#### [`INVALID_STATUS`](#invalid-status)

<a id="invalid-permission"></a>

#### [`INVALID_PERMISSION`](#invalid-permission)

<a id="invalid-url-format"></a>

#### [`INVALID_URL_FORMAT`](#invalid-url-format)

<a id="invalid-manifest-format"></a>

#### [`INVALID_MANIFEST_FORMAT`](#invalid-manifest-format)

<a id="invalid-custom-headers"></a>

#### [`INVALID_CUSTOM_HEADERS`](#invalid-custom-headers)

<a id="duplicated-extension-identifier"></a>

#### [`DUPLICATED_EXTENSION_IDENTIFIER`](#duplicated-extension-identifier)

<a id="duplicated-webhook-identifier"></a>

#### [`DUPLICATED_WEBHOOK_IDENTIFIER`](#duplicated-webhook-identifier)

<a id="manifest-url-cant-connect"></a>

#### [`MANIFEST_URL_CANT_CONNECT`](#manifest-url-cant-connect)

<a id="not-found"></a>

#### [`NOT_FOUND`](#not-found)

<a id="required"></a>

#### [`REQUIRED`](#required)

<a id="unique"></a>

#### [`UNIQUE`](#unique)

<a id="out-of-scope-app"></a>

#### [`OUT_OF_SCOPE_APP`](#out-of-scope-app)

<a id="out-of-scope-permission"></a>

#### [`OUT_OF_SCOPE_PERMISSION`](#out-of-scope-permission)

<a id="unsupported-saleor-version"></a>

#### [`UNSUPPORTED_SALEOR_VERSION`](#unsupported-saleor-version)

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### Member Of

[`AppError`](/api-reference/apps/objects/app-error.md) object