System.OutOfMemoryException: 引发类型为“System.OutOfMemoryException”的异常。
   在 System.String.Concat(String str0, String str1, String str2)
   在 System.Web.Configuration.ProcessHostMapPath.MapPathCaching(String siteID, VirtualPath path)
   在 System.Web.Configuration.ProcessHostMapPath.System.Web.Configuration.IConfigMapPath2.MapPath(String siteID, VirtualPath path)
   在 System.Web.Hosting.HostingEnvironment.MapPathActual(VirtualPath virtualPath, Boolean permitNull)
   在 System.Web.Hosting.HostingEnvironment.MapPathInternal(VirtualPath virtualPath)
   在 System.Web.VirtualPath.MapPathInternal()
   在 System.Web.HttpRequest.MapPath(VirtualPath virtualPath, VirtualPath baseVirtualDir, Boolean allowCrossAppMapping)
   在 System.Web.HttpServerUtility.MapPath(String path)
   在 Mh.Infrastructure.Common.FileHelper.LoadFile(String strP)