unity game engine - Trying to Hide Gameobject giving Error - UnassignedReferenceException: UNITY3D - Stack Overflow

I am new to unity & trying to make small POC in MRTK. As a part of POC, I need to hide the Object when the button is clicked. Once Button is clicked it updates the current position of the Cube

unity game engine - Detect OnTriggerExit when disabling gameobject - Stack Overflow

Copy-Paste multiple Actions as JSON? — Adventure Creator forum

unity game engine - What is missing reference exception in c#? - Stack Overflow

c# - Unity3d: Object's pass through each other? - Stack Overflow

unity game engine - I'm getting an UnassignedReferenceException when the reference is set. I've seen other questions similar but not exactly the same - Stack Overflow

Game wont load in webgl : r/Unity3D

c# - Unassigned Reference to Inspector-Assigned Variable - Stack Overflow

Unity Error MissingReferenceException: The object of type 'GameObject' has been destroyed

A Beginner's Guide to Unity Exception Handling, Sentry