Call Back Function throws Ambiguous match found error in Unity

[akash1306]

Describe the bug
The callback function in the subscriber script of the readme files throws an Ambiguous match found error when called in a scene. This results in no subscription of topics in Unity.

To Reproduce
Use the scripts mentioned in the ReadMe file and use them in a barebones scene.

Desktop :

• Windows
• Unity Version 2020.1.6 and 2019.4.3

[lafith]

Fixed it.
Error was in passing message into CallBack Function.