KCS - Quickbooks Error Code: (6000)


  • Quickbooks Error Code (6000): Business Validation Error: You must set a transaction amount
  • Quickbooks Error Code (6000): Business Validation Error: You can not modify a list element that has been deleted


  • Clio Web App
  • Bill Syncing
  • Quickbooks Online

Additional Information:

  • The error message will further specify what information it is looking to adjust, so this means it will say Payment, Credit Note, Tax, etc. There should be no effect on the sync.
  • For a full list of Quickbook Error Codes click here.
  • To find Quickbooks errors click here.


  1. A transaction was entered as $0.00. Possible multi-matter bill where they entered a payment for one of the Matters but didn't pay the others. 
  2. A Contact in Quickbooks Online was made inactive.


  1. Go into the specific payment / credit note / tax line, and enter an amount in the payment field.
  2. Activate the Contact within Quickbooks.



Was this article helpful?
This information is confusing or wrong
This isn't the information that I was looking for
I don't like this functionality