• Quickbooks Error Code: (6200) / (6210) The account period has closed.


  • Syngency

  • Bill Syncing

  • Quickbooks Online

Additional Information:

  • Before following the steps below, you will want to consult your accountant or whoever set that date.

  • You can still make changes to or add items within the closed period manually through the Quickbooks website, but Syngency is unable to make any changes through the integration.

  • For a full list of Quickbook Error Codes click here.

  • To find Quickbooks errors click here.


The account has been closed to editing on the Quickbook's side. This is often done by accountants after they have gone over and reconciled a period, so that no further changes can be made to that period.


  1. Log into Quickbooks Online

  2. Click the gear icon in the top right and

  3. Select Account and settings

  4. Click the Advanced tab

  5. In the Accounting section, there is an item that says "Close the books". This date needs to be changed in order for Syngnecy to sync any items before that date

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