how to open user defined object as a chose from list from screenpainter
Goto Collections Tab in Properties window, and click on New button at the bottom.
select Multiselection True or False.
Give Object Type as UDOUniqueID.
and Give some CFL UID of ur own eg: CFL_UDO
select an item to which you need to assign newly created CFL.
select Item Tab if it is an item or select Column Tab if it is Column.
Select ChooseFromListUID as CFL_UDO
and write the Field Name of The Table which you r going to insert into the item or column from CFL in ChooseFromList Alias.
now u can check in preview mode of the screen painter.