lookup values (dropdowns) are not working

I have upgraded PHPMaker 2020.0.15 i have generated all script files again.
upgraded Composer too.

but every lookup values (dropdowns) are not working.

Check if related to:
http://hkvforums.com/viewtopic.php?f=4&t=48375

Make sure you have already given at least “Lookup” permission for that lookup table from the generated userpriv.php of your web application.