Errore Migrate Tool

Hi,
i try to migrate a mt 3.7 sp4 project to sitefinit 4 with codeplex toolkit but when i try to import templates i've this error:

Importing 4 template(s)...
Error retrieving template:

Il percorso virtuale relativo '[Libraries]e304ac6c-5b09-42c6-95b1-db454c8a6d32' non è consentito.
   in System.Web.VirtualPath.FailIfRelativePath()
   in System.Web.Hosting.HostingEnvironment.MapPathActual(VirtualPath virtualPath, Boolean permitNull)
   in System.Web.Hosting.HostingEnvironment.MapPathInternal(VirtualPath virtualPath)
   in System.Web.Hosting.HostingEnvironment.MapPath(VirtualPath virtualPath)
   in System.Web.Hosting.HostingEnvironment.MapPath(String virtualPath)
   in Telerik.Sitefinity.Services.Migration.MigrationExportService.GetMigrationControl(ICmsWebControl control)
   in Telerik.Sitefinity.Services.Migration.MigrationExportService.GetControlsToMigrationCollection(IList`1 controls, List`1 migrationControls)
   in Telerik.Sitefinity.Services.Migration.MigrationExportService.GetSingleTemplate(Message templateDefinitionParam)
   in SyncInvokeGetSingleTemplate(Object , Object[] , Object[] )
   in System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
   in System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage4(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage3(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage2(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage1(MessageRpc& rpc)
   in System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)

A long these same lines, what is the preferred way to migrate a 3.7 Sitefinity web site to the new 4.0 version?

Thanks.

Hello Stefano,

The only option for now is using the migration tool.

@Stefano - this is an issue with the migration tool that will be fixed in the next 0.6 version.