Previous reports of this error message were the result of installing the 64-bit edition of Total Access Emailer 2010 on a system that does not have SP1 (or later) for MS Access 2010 installed. To resolve the issue, simply download and install the service pack. This impacts the 64-bit edition of Total Access Emailer 2010 (for MS Access 2010) only.
This service pack for Microsoft Office 2010 64-bit can be downloaded from the Microsoft Download Center.
Also, please see the following page that we've created that documents the Microsoft Access Version Releases, Service Packs, Hotfixes, and Updates History.