Visual Basic
C#
Managed Extensions for C++
C++/CLI
Possible causes:
The following files are not present on the system. These files are not shipped with TwainPRO and are not needed unless an FTP address is specified in the Save method. These files are included with other software such as Internet Explorer, and if the machine has a TCP/IP connection, it should have these files.
wininet.dll
urlmon.dll
System.Object
System.Exception
System.ApplicationException
Accusoft.TwainProSdk.TwainProException
Accusoft.TwainProSdk.InternetFilesNotInstalledException