IsLoggedIn() keeps throwing error "Call to a member function get() on null"

[mobhar]

See this post as the simple Custom File that disables Include common files option:

How to Load Data from Database into Custom Files (v2025)

Well, although it is strongly not recommended to disable Include common files option for Custom File if you want to get data from database into a Custom File, however, as matter of fact, PHPMaker v2025 has still the ability to allow us to disable that option, after I reading this following post: What is the equiv. of loading system libraries? - #7 by yaaryvp So, if you want to obviously to disable that option (again, it is strongly not recommended), here is the code to get data from database in…