Error: no entity to update: app: "s~my-app"

[starhoshi]

    const c = new Firebase.Cart()
    await c.save()
    const cSKU1 = new Firebase.CartSKU()
    await cSKU1.save() // success

    await c.cartSKUs.insert(cSKU1) // error 

保存済みの object を insert したらエラーになります。

Error

     Error: no entity to update: app: "s~my-app"
path <
  Element {
    type: "version"
    name: "1"
  }
  Element {
    type: "cart"
    name: "WKcRsQgpqQOF9i3ogfpv"
  }
  Element {
    type: "cartSKUs"
    name: "IJdkOFz8iue5ytRlyGsN"
  }
>

[starhoshi]

fixed it.