Kaltura_Client_Exception thrown

Invalid KS "MzQxMGQwY2JhMzFjNmJlZGVmZjlkMGJkN2NkOWIzMmNlNGNlN2EzNHwxMDE7OzE0OTg4MjEyMjk7MjsxNDk4NzM0ODI5LjI2OTtBbm9ueW1vdXM7ZWRpdDoq", Error "-1,INVALID_STR"