Issues with Functions inside Function Library

NOTE:

After facing this issue for a few days, now the project no longer opens. All i get is immediate crash. So if you can still open your project, unconnect the execution pin for that Function Library.

More Info: [BUG] Unable to start Editor. Assertion failed: ChildClass->GetSuperClass() == ClassToReinstance || ChildClass->GetSuperClass() == DuplicatedClass - Programming & Scripting - Unreal Engine Forums