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Cannot insert duplicate key row in object 'dbo.invoice' with unique index 'invoice_index01.'

FAQs > Error Messages > Cannot insert duplicate key row in object 'dbo.invoice' with unique index 'invoice_index01.'


When posting an invoice, you may encounter this error:

Cannot insert duplicate key row in object 'dbo.invoice' with unique index 'invoice_index01'
The duplicate key value is (XXXXXXXXX)

This error message means that more than one user is attempting to post the same invoice at the same time.

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