Hi,
 I have one form DTCFM850TEST.fmb recently i have added two box field in the form 
  my customer requirement form if called from another form/screen i.e. either using
  call or open form, we should not display the new fields
i have added in the WHEN-NEW-FORM-INSTANCE trigger 
below code iam getting error present form. 
Set_Item_Property(:CONTROL.SHOWALL, VISIBLE, PROPERTY_FALSE);
Set_Item_Property(:RULE_ITEM.CAM_DESCRIPTION, VISIBLE, PROPERTY_FALSE);
can please suggest the any changes
thanks..