The white shading control is not available for the selected camera
Example
This VB example uses the minimum and maximum white shading values to initialize slider controls:
Private SubForm_Load() Slider1.Min = ActiveDcam1.GetWhiteShadingMin
Slider1.Max = ActiveDcam1.GetWhiteShadingMax
Slider2.Min = ActiveDcam1.GetWhiteShadingMin
Slider2.Max = ActiveDcam1.GetWhiteShadingMax
Slider3.Min = ActiveDcam1.GetWhiteShadingMin
Slider3.Max = ActiveDcam1.GetWhiteShadingMax
End Sub
Remarks
If the currently selected camera doesn't support software white shading control, the method will generate an error.