You are receiving the below error when trying to publish an invoice.

Value cannot be null. Parameter name: key

Applies To

  • Purchase invoices.

  • Sales invoices.


This error can be thrown due to an internal error within your integration.


To clear this error from your invoice, please do the following:

  1. Disconnect and reconnect your integration.

  2. Republish the affected invoice(s).

  3. Allow them 10-15 minutes to transfer over to your accounting package.

Please note: If the invoices do not publish after following these steps, please send the Support Team a message via live chat, or email for further guidance.

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