Visual Basic
C#
Managed Extensions for C++
C++/CLI
Possible causes:
Many TwainPRO properties can only accept values in a specified range. For example, the SaveOptionsJpeg.Luminance property must be in the range 0-255.
System.Object
System.Exception
System.ApplicationException
Accusoft.TwainProSdk.TwainProException
Accusoft.TwainProSdk.ValueOutOfRangeException