Can you explain what a null reference exception is?
A null reference exception occurs when a program attempts to access an object or variable that is null.
Can you give me some examples of when this might happen?
Sure! For instance, trying to call a method on an object that hasn't been instantiated yet.
What programming languages are most affected by this issue?
Languages like C#, Java, and JavaScript often encounter null reference exceptions due to their handling of null values.
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