[Unity 2019] No overload for method 'DoAddButton' takes 2 arguments

[Alexejhero]

Describe the bug
Installing tri inspector results in this error in the console:

Library\PackageCache\com.codewriter.triinspector@0e23ca4\Unity.InternalAPIEditorBridge.012\ReorderableListProxy.cs(66,31): error CS1501: No overload for method 'DoAddButton' takes 2 arguments

Unity version: 2019.4.36f1
Tri Inspector version: 0e23ca4 (1.13.2)