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How do I resolve 'Tax could not be calculated: Object Reference not set to instance of an object' in QuickBooks?

Overview

You are trying to post an invoice in QuickBooks but receive error 'Tax could not be calculated: Object Reference not set to instance of an object'.

Environment

QuickBooks Desktop

Resolution

  • Click "File" > "AvaTax" > "Utilities", click 'Synchronize & View Unresolved Sales Tax Errors'.
    • Select the invoice receiving the error
    • Click "Recalculate"

Invoice should display line Total sales tax calculated by AvaTax