when trying to create a workflow attached to an existing assistant - i get an error https://cdn.discordapp.com/attachments/1211484481848873020/1315908708315828224/image.png?ex=67591efc&is=6757cd7c&hm=48a34c7164015e643a178d0bf0dab1692e8c45e84afd23f30f708152044004f5&