MVC应用程序中的Webform不会在IIS7.5中显示

I have a webform (using the ReportViewer) that is in an MVC application. It is outside the Views folder in a root level folder called Reports. The webform page works correctly when using VS2010 and the web server (Development Server, WebDev.WebServer, Cassini). When using IIS7.5 with an integrated Application Pool (also tried Classic and set the ISAPI restrictions to allow), it does not work. I have the modules..handlers item (Reserved-ReportViewerWebControl-axd) in web.config.I have a webform (using the ReportViewer) that