C:\Documents and Settings\allan\Desktop>csc /out:Bug-ms.exe Bug.cs
Microsoft (R) Visual C# 2005 Compiler version 8.00.50727.42
for Microsoft (R) Windows (R) 2005 Framework version 2.0.50727
Copyright (C) Microsoft Corporation 2001-2005. All rights reserved.

Bug.cs(31,9): error CS1502: The best overloaded method match for
        'A.A(System.Collections.Generic.IList<System.Collections.Generic.IList<i
        nt>>)' has some invalid arguments
Bug.cs(31,15): error CS1503: Argument '1': cannot convert from 'MyStruct[]' to
        'System.Collections.Generic.IList<System.Collections.Generic.IList<int>>
        '