Customer is getting an error message when trying to post an order. "Document xxxx: Avatax - An address is incomplete or invalid error"
NAV 2009 R2
Upgrade to the latest Avatax Microsoft Dynamics NAV connector version.
Note: AvaTax for Microsoft Dynamics NAV 2009 is sunsetted and no longer supported by Avalara as of April 30, 2016. This existing knowledge base documentation is available to provide known paths to resolution for documented issues. If you are using a version affected by service discontinuation and want to maintain access to Avalara Support, you’ll need to upgrade to the latest version of the integration as soon as possible