Quickbooks Online sync error 'Fund Transfer XXXXXX cannot be created in QuickBooks Online';Reason: Duplicate Document Number Error : You must specify a different number. This number has already been used. DocNumber=X is assigned to TxnType=Journal Entry with TxnId=XXXX
Why the sync error occurs:
This error occurs because the Funds Transfer journal entry for Bill.com payments has a duplicate journal number and cannot sync to Quickbooks Online.
How to fix the sync error:
- In Quickbooks Online, select the QuickBooks Gear icon
- Under Your Company, select Accounting & Settings
- Select the Advanced tab
- Select the Other Preferences section
- Uncheck the Warn if duplicate journal number is used box
- Select Save
- Select Done
- Sync again
