QuickBooks Online Sync Error: One of the list elements assigned to this transaction has been deleted

Why the Sync Error occurs

This error occurs when a transaction is attempting to sync to QuickBooks Online (QBO) with an object on the transaction that cannot be located in QBO. This list item name is specified in the sync error (customer, vendor, class).

How to Fix the Sync Error

In QBO, restore the list element referenced in the sync error:

  1. Go to the Company tab and click Lists
  2. Open the appropriate list (Vendor list, Chart of Accounts; Product/Service, etc…)
  3. Select the relevant deleted report (Deleted vendors, Deleted accounts, etc.)
  4. Select the item that is to be undeleted
  5. When restoring names, click the link to Edit Information
  6. Clear the Deleted checkbox
  7. Save the updates
  8. Sync with Bill.com