Cloning a product variant generates error that breaks the UI

[willopez]

Prerequisites

• Are you running the latest version?
• Are you able to consistently reproduce the issue?
• Did you search the issue queue for existing issue? Search issues

Issue Description

When a product variant is cloned, the UI breaks with the following error coming from the API:

1: {message: "Float cannot represent non numeric value: "null"", locations: [{line: 67, column: 3}],…}
message: "Float cannot represent non numeric value: "null""
locations: [{line: 67, column: 3}]
0: {line: 67, column: 3}
path: ["product", "variants", 1, "options", 0, "length"]
0: "product"
1: "variants"
2: 1
3: "options"
4: 0
5: "length"
extensions: {code: "INTERNAL_SERVER_ERROR",…}
code: "INTERNAL_SERVER_ERROR"
exception: {stacktrace: ["TypeError: Float cannot represent non numeric value: "null"",…]}
stacktrace: ["TypeError: Float cannot represent non numeric value: "null"",…]
0: "TypeError: Float cannot represent non numeric value: "null""
1: "    at GraphQLScalarType.serializeFloat [as serialize] (/usr/local/src/app/node_modules/graphql/type/scalars.js:96:11)

Steps to Reproduce

Please provide starting context, i.e. logged in as a user, configure a particular payment method.

1. Create a new product and variant
2. Click on the "Duplicate" link
3. Reload page and observe page load with no data, see image below for details

Possible Solution

Looks like the price is not being cloned correctly