# Class: JWTInvalid [util/errors](../modules/util_errors.md).JWTInvalid An error subclass thrown when a JWT is invalid. ## Hierarchy - [`JOSEError`](util_errors.JOSEError.md) ↳ **`JWTInvalid`** ## Table of contents ### Constructors - [constructor](util_errors.JWTInvalid.md#constructor) ### Properties - [code](util_errors.JWTInvalid.md#code) - [code](util_errors.JWTInvalid.md#code) ## Constructors ### constructor • **new JWTInvalid**(`message?`) #### Parameters | Name | Type | | :------ | :------ | | `message?` | `string` | #### Inherited from [JOSEError](util_errors.JOSEError.md).[constructor](util_errors.JOSEError.md#constructor) #### Defined in [util/errors.ts:16](https://github.com/panva/jose/blob/v3.15.4/src/util/errors.ts#L16) ## Properties ### code • **code**: `string` A unique error code for the particular error subclass. #### Overrides [JOSEError](util_errors.JOSEError.md).[code](util_errors.JOSEError.md#code) #### Defined in [util/errors.ts:104](https://github.com/panva/jose/blob/v3.15.4/src/util/errors.ts#L104) ___ ### code ▪ `Static` **code**: `string` = `'ERR_JWT_INVALID'` A unique error code for the particular error subclass. #### Overrides [JOSEError](util_errors.JOSEError.md).[code](util_errors.JOSEError.md#code) #### Defined in [util/errors.ts:102](https://github.com/panva/jose/blob/v3.15.4/src/util/errors.ts#L102)