[Home](./index.md) > [sip.js](./sip.js.md) > [SessionDescriptionHandlerError](./sip.js.sessiondescriptionhandlererror.md) ## SessionDescriptionHandlerError class An exception indicating a session description handler error occured. Signature: ```typescript export declare class SessionDescriptionHandlerError extends Exception ``` ## Constructors | Constructor | Modifiers | Description | | --- | --- | --- | | [(constructor)(message)](./sip.js.sessiondescriptionhandlererror._constructor_.md) | | Constructs a new instance of the SessionDescriptionHandlerError class |