The current article describes how to automate the upgrade of your reports by ARVSPackage assembly of Active Reports .NET 3.0 that provides several public method for conversion. 

Here is a sample of code:

[C#]

ArrayList al = new ArrayList();
al.Add(new DataDynamics.ActiveReports.Converter.CSharpReport(@"c:\path\report1.rpx",@"c:\path\report1.cs"));
DataDynamics.ActiveReports.Converter.ARReportConverter.Convert(al);

[VB.NET]

Dim al As New ArrayList
al.Add(New DataDynamics.ActiveReports.Converter.VBReport("c:\path\report.rpx", "c:\path\report.vb"))
DataDynamics.ActiveReports.Converter.ARReportConverter.Convert(al)

Note: This article can be applied to the reports created in Active Reports .NET 1.0 and Active Reports .NET 2.0