Ciao a tutti, quando visualizzo un errore di questo tipo:
Errore 1 The type 'Microsoft.Reporting.WebForms.ReportViewer' exists in both 'c:\Windows\assembly\GAC_MSIL\Microsoft.ReportView er.WebForms\9.0.0.0__b03f5f7f11d50a3a\Microsoft.Re portViewer.WebForms.dll' and 'c:\Windows\assembly\GAC_MSIL\Microsoft.ReportView er.WebForms\8.0.0.0__b03f5f7f11d50a3a\Microsoft.Re portViewer.WebForms.dll' C:\Visual Studio 2008\Projects\AA\AAA.Web\Report_AAA.aspx 12
cosa devo fare??
Grazie