Error: "Sage Sales Tax processing failed. Sales Invoice XXXXX deleted"

• Sage Sales Tax Connection has incorrect information
• Corruption in data sent to Avalara
• Setup is incorrect or incomplete on the Avalara side.

The message is due to Avalara not being able to access the company information to be able to process the request

• Verify the information entered in the Sage Sales Tax Connection
• Verify the Company setup for Sage Sales Tax is correct and the company listed corresponds to a company in Avalara
• Verify Nexus is set up for the taxing authority

In the case of possible data corruption:

1. Delete the delivery with a Modification of Issues for each delivery line.
2. Create a new delivery for the sales order.
3. Create a new sales invoice.