Display Moreaccording to header parameters, this file is visible (&ACCESS= ...V...) and therefore should be selectable.
then V is missing, module is not "visible" and not selectable but it can be called from other programs
DEF TEST()
Program_1()
END
to toggle Visible parameter use smartPad menu Edit>Properties>Module Inf...
I change the Visible parameters and solved the issue. Thanks!
Thanks everyone for the hints.