Will your company allow you to send us the database file so we can check this issue here?
1. start ezACH, duplicate this error
2. Followings are the steps to send the database file to us.
1). run ezACH software, backup your current data to a folder you can access easily (ie: c:/temp) by clicking ezACH top menu "Bank Orignation Account->Backup Bank Current company".
2) Reply this message and attach the .mdb backup file to us
We will check this issue as soon as possible.