# Class: JOSEAlgNotAllowed [util/errors](../modules/util_errors.md).JOSEAlgNotAllowed An error subclass thrown when a JOSE Algorithm is not allowed per developer preference. ## Table of contents ### Constructors - [constructor](util_errors.JOSEAlgNotAllowed.md#constructor) ### Properties - [code](util_errors.JOSEAlgNotAllowed.md#code) - [code](util_errors.JOSEAlgNotAllowed.md#code) ## Constructors ### constructor • **new JOSEAlgNotAllowed**(`message?`) #### Parameters | Name | Type | | :------ | :------ | | `message?` | `string` | ## Properties ### code • **code**: `string` A unique error code for the particular error subclass. ___ ### code ▪ `Static` **code**: `string` = `'ERR_JOSE_ALG_NOT_ALLOWED'` A unique error code for the particular error subclass.