BeginPlay is called on creation of actor in play mode just after InitlizeComponents, so what you see is effectivly order of object creation and because Play In Editor is using some hackish world instance swamping order of creation can be different.
BeginPlay is called on creation of actor in play mode just after InitlizeComponents, so what you see is effectivly order of object creation and because Play In Editor is using some hackish world instance swamping order of creation can be different.