What NullReferenceException errors are (and how to fix them)
If you are a beginner trying your hand at Unity, you would most likely have seen this error a lot. What is it, and how do you fix it?
If you prefer to read instead of watching the video: https://blog.terresquall.com/2023/05/...
Article on value vs. reference types: https://blog.terresquall.com/2021/07/...
0:00 Introduction
0:45 Cause 1: to access a method or property (of a null object)
2:03 Cause 2: Accessing a destroyed object
3:03 Cause 3: Using an unassigned public variable
3:51 Not every variable can have a null reference
4:47 Conclusion
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Video authored by Matias Lee: https://blog.terresquall.com/author/m...
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