Configuration Error

[dotolee]

File or assembly name CrystalDecisions.CrystalReports.Engine, or one of its dependencies, was not found.

Line 13: <compilation defaultLanguage="vb" debug="true"><assemblies><add assembly="CrystalDecisions.CrystalReports.Engine, Version=9.1.3300.0, Culture=neutral, PublicKeyToken=692fbea5521e1304"/><add assembly="CrystalDecisions.ReportSource, Version=9.1.3300.0, Culture=neutral, PublicKeyToken=692fbea5521e1304"/><add assembly="CrystalDecisions.Shared, Version=9.1.3300.0, Culture=neutral, PublicKeyToken=692fbea5521e1304"/><add assembly="CrystalDecisions.Web, Version=9.1.3300.0, Culture=neutral, PublicKeyToken=692fbea5521e1304"/></assemblies></compilation>

I'm getting the above error message when I'm trying to debug an applicaiton.
I just installed the .NEt framework and VS Studio 2003. I assumed that it would include all crystal libraries i'd need.
I've added all the references I need...
any ideas?