# Class: JWTClaimValidationFailed [util/errors](../modules/util_errors.md).JWTClaimValidationFailed An error subclass thrown when a JWT Claim Set member validation fails. ## Hierarchy - [JOSEError](util_errors.joseerror.md) ↳ **JWTClaimValidationFailed** ↳↳ [JWTExpired](util_errors.jwtexpired.md) ## Table of contents ### Constructors - [constructor](util_errors.jwtclaimvalidationfailed.md#constructor) ### Properties - [claim](util_errors.jwtclaimvalidationfailed.md#claim) - [code](util_errors.jwtclaimvalidationfailed.md#code) - [reason](util_errors.jwtclaimvalidationfailed.md#reason) - [code](util_errors.jwtclaimvalidationfailed.md#code) ## Constructors ### constructor • **new JWTClaimValidationFailed**(`message`, `claim?`, `reason?`) #### Parameters | Name | Type | Default value | | :------ | :------ | :------ | | `message` | `string` | `undefined` | | `claim` | `string` | 'unspecified' | | `reason` | `string` | 'unspecified' | #### Overrides [JOSEError](util_errors.joseerror.md).[constructor](util_errors.joseerror.md#constructor) #### Defined in [util/errors.ts:43](https://github.com/panva/jose/blob/v3.13.0/src/util/errors.ts#L43) ## Properties ### claim • **claim**: `string` The Claim for which the validation failed. #### Defined in [util/errors.ts:38](https://github.com/panva/jose/blob/v3.13.0/src/util/errors.ts#L38) ___ ### 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:33](https://github.com/panva/jose/blob/v3.13.0/src/util/errors.ts#L33) ___ ### reason • **reason**: `string` Reason code for the validation failure. #### Defined in [util/errors.ts:43](https://github.com/panva/jose/blob/v3.13.0/src/util/errors.ts#L43) ___ ### code ▪ `Static` **code**: `string` = 'ERR\_JWT\_CLAIM\_VALIDATION\_FAILED' 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:31](https://github.com/panva/jose/blob/v3.13.0/src/util/errors.ts#L31)