buttons not showing up in 2020.2.5

[laurentopia]

worked perfectly in 2020.1.17

[evankirkiles]

Same issue.

[ChemiKhazi]

Testing in a fresh project, the buttons are showing up in 202.3.5f1. It may be conflicting with another extension, or you're trying to create a custom inspector without going through the parent ReorderableArrayInspector class.