After Upgrade to Version 20 Reports will not generate.
Access the Server
Go to the Registry
Navigate to HKEY_Local_Machine\Software\Wow6432\OBDC\ODBC.ini\Amicus
Update the Server key to point to the server and the Amicus Attorney by CARET instance.
This is resolved in Amicus Attorney by CARET V20 Build 18.104.22.168