Kaltura_Client_Exception thrown

Invalid KS "ODY0MTY0YmM4ZjRjNDE5NjIwM2UzNGI3NTU4MGJmMzIzOGIxMmE3Y3wxMDE7OzE0OTg4NDA0MTk7MjsxNDk4NzU0MDE5LjI3MTtBbm9ueW1vdXM7ZWRpdDoq", Error "-1,INVALID_STR"