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                                  • Please see following example:

                                    [VB.NET]
                                    Public Class Class1 Public Function Foo1(items As Object()) As Object If items Is Nothing Then Return "Something" ElseIf items.Count = 0 Then Return "Something else" End If 'CRR0027 (false positive) For Each item As Object In items 'Do something Next 'No CRR0027 Return items.Count End Function Public Function Bar1(items As Object()) As Object If items Is Nothing Then Return "Something" End If If items.Count = 0 Then Return "Something else" End If 'No CRR0027 For Each item As Object In items 'Do something Next 'No CRR0027 Return items.Count End Function Public Function Foo2(value As Object) As String If value Is Nothing Then Return "Something" ElseIf TypeOf value Is Integer Then Return "Something else" End If 'CRR0027 (false positive) Return $"{value.GetType.Name}" End Function Public Function Bar2(value As Object) As String If value Is Nothing Then Return "Something" End If If TypeOf value Is Integer Then Return "Something else" End If 'No CRR0027 Return $"{value.GetType.Name}" End Function End Class
                                • Alexander K (DevExpress) 10.01.2018

                                  Hi Robert,

                                  Thank you for providing the code sample. I have reproduced this issue with "Possible System.NullReferenceException" false positives. We are working on it and will inform you of our progress.

                                1 Solution

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                                Fixed: