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  1. using System;
  2.  
  3. public class Test
  4. {
  5. 	public static void Main()
  6. 	{
  7. 		 int? nullableInt = null;
  8.          int nowInt = (int)nullableInt;
  9. 	}
  10. }
Runtime error #stdin #stdout #stderr 0.02s 36320KB
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Standard input is empty
stdout
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Standard output is empty
stderr
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Unhandled Exception: System.InvalidOperationException: Nullable object must have a value.
  at System.Nullable`1[System.Int32].get_Value () [0x00000] in <filename unknown>:0 
  at Test.Main () [0x00000] in <filename unknown>:0 
[ERROR] FATAL UNHANDLED EXCEPTION: System.InvalidOperationException: Nullable object must have a value.
  at System.Nullable`1[System.Int32].get_Value () [0x00000] in <filename unknown>:0 
  at Test.Main () [0x00000] in <filename unknown>:0
https://ideone.com/XhqKIc
language:
C# (gmcs 5.20.1)
created:
9 years ago
visibility:
public

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