Code Inspection: Possible 'System.InvalidOperationException'
Last modified: 21 July 2022tip
Before you cast a variable of a nullable type to its underlying type, you should make sure that the value is not null. In the example below, we have a nullable double x
, and the expression (double)x
will throw an exception if x
is null.
ReSharper suggests checking for null:
Alternatively, ReSharper can add the assertion that the expression is not null: