QuickBooks Online Sync Error : The following fields are missing in XXXX Customer/Vendor for QuickBooks Online

Why the Sync Error occurs

This error occurs when a customer or vendor in QuickBooks Online is missing a piece of information that is required in PayMaker to save the vendor or customer.

How to Fix the Sync Error

In QuickBooks Online, add the missing piece of information to the vendor or customer records, as inidicated by the sync error message, save, and sync again.