There is an invalid reference to QuickBooks SalesReceiptLine SalesTaxCode

Problem

Connex fails to sync orders to QuickBooks.

Description

You can an error that looks like this:

Error 3140 : While trying to Add a(n) Sales receipt with order number of #3945, QB responded There is an invalid reference to QuickBooks SalesReceiptLine SalesTaxCode "SSK" in the SalesReceipt line. QuickBooks error message: Invalid argument. The specified record does not exist in the list.    

SalesTaxCode is located on the right of the order. For Canadian orders, this tax code applies a tax percent to each line item.

Solution

Add the tax code

1. In QuickBooks, open a sale.
2. On the right, click the tax drop down on the right:
3. Click add new.
4. Add the missing code.