help me please

Can any one please open the link which shows my project, once you preview my prototype, I am having a problem, where i have created a dropdown menu " choose and option", and i am having some error. You can see it if you preview the " create your own cakes" page. Please help me any one…! Thanks in advance…!!!
here is my prototype link

Hi there,

It looks like this is the same issue as this one: Let’s discuss there!