Vista no soporta VS 2003
Cita de un articulo de microsoft:
Cita: Configuring Virtual Server 2005 To Run Under IIS 7.0
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So for instance if you need to continue with development on .NET 1.1 using Visual Studio 2003, because Microsoft do not support VS 2003 on Vista, you could create a Virtual Machine running XP SP2 and load VS2003 onto that to ensure a more stable development environment.
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