server.mappath问题

Question

我有一个包含路径的变量。

我想使用这个变量查看MapPath的结果，但是我得到了这个错误。知道吗？

string FolderName = "Docs/1/1232"
'Server.MapPath(FolderName)' threw an exception of type 'System.Web.HttpException'

堆栈跟踪：

( System.Web.Configuration.UserMapPath.GetPhysicalPathForPath(String路径处的

，System.Web.Configuration.UserMapPath.GetPathConfigFilename(String siteID处的VirtualDirectoryMapping映射)，System.Web.Configuration.UserMapPath.MapPath(String siteID处的virtualPath路径，String&目录，String& baseName)，System.Web.Hosting.HostingEnvironment.MapPathActual(VirtualPath VirtualPath处的String路径)，( System.Web.Hosting.HostingEnvironment.MapPathInternal(VirtualPath virtualPath)在System.Web.VirtualPath.MapPathInternal() at System.Web.HttpRequest.MapPath(VirtualPath virtualPath，VirtualPath baseVirtualDir，c:\Projects\WebSites\MyShul\FileUpload.aspx.cs:line中的System.Web.HttpRequest.MapPath(VirtualPath virtualPath) at System.Web.HttpServerUtility.MapPath(String path) at FileUpload.CreateFolder(String FolderName) at FileUpload.UploadFile() at FileUpload.UploadFile()在FileUpload.btnUpload_Click(对象发送方，在c:\Projects\WebSites\MyShul\FileUpload.aspx.cs:line 236 at System.Web.UI.WebControls.Button.OnClick(EventArgs e)在System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)在System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) ( System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl )，( System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData)在System.Web.UI.Page.ProcessRequestMain(布尔型includeStagesBeforeAsyncPoint，布尔型includeStagesAfterAsyncPoint)

Answer 1

您要映射的路径在虚拟目录中不存在。

确保您使用的是正确的路径(对于您的示例来说，这个空间可能是错误的)。