c# - What is a NullReferenceException, and how do I fix it? - Stack Overflow

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Tue Jul 23 2024 09:16:17 GMT+0000 (Coordinated Universal Time)

Saved by @affank1020 #cs

string foo = null;
foo.ToUpper();

https://stackoverflow.com/questions/4660142/what-is-a-nullreferenceexception-and-how-do-i-fix-it

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