出错了:
System.Web.HttpParseException: 文件“/userControl/head.ascx”不存在。 ---> System.Web.HttpParseException: 文件“/userControl/head.ascx”不存在。 ---> System.Web.HttpException: 文件“/userControl/head.ascx”不存在。 在 System.Web.UI.Util.CheckVirtualFileExists(VirtualPath virtualPath) 在 System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) 在 System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) 在 System.Web.Compilation.BuildManager.GetVPathBuildResult(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) 在 System.Web.UI.BaseTemplateParser.GetReferencedType(VirtualPath virtualPath, Boolean allowNoCompile) 在 System.Web.UI.BaseTemplateParser.GetUserControlType(VirtualPath virtualPath) 在 System.Web.UI.MainTagNameToTypeMapper.ProcessUserControlRegistration(UserControlRegisterEntry ucRegisterEntry) 在 System.Web.UI.BaseTemplateParser.ProcessDirective(String directiveName, IDictionary directive) 在 System.Web.UI.TemplateControlParser.ProcessDirective(String directiveName, IDictionary directive) 在 System.Web.UI.PageParser.ProcessDirective(String directiveName, IDictionary directive) 在 System.Web.UI.TemplateParser.ParseStringInternal(String text, Encoding fileEncoding) --- 内部异常堆栈跟踪的结尾 --- 在 System.Web.UI.TemplateParser.ProcessException(Exception ex) 在 System.Web.UI.TemplateParser.ParseStringInternal(String text, Encoding fileEncoding) 在 System.Web.UI.TemplateParser.ParseString(String text, VirtualPath virtualPath, Encoding fileEncoding) --- 内部异常堆栈跟踪的结尾 --- 在 System.Web.UI.TemplateParser.ParseString(String text, VirtualPath virtualPath, Encoding fileEncoding) 在 System.Web.UI.TemplateParser.ParseReader(StreamReader reader, VirtualPath virtualPath) 在 System.Web.UI.TemplateParser.ParseFile(String physicalPath, VirtualPath virtualPath) 在 System.Web.UI.TemplateParser.ParseInternal() 在 System.Web.UI.TemplateParser.Parse() 在 System.Web.UI.TemplateParser.Parse(ICollection referencedAssemblies, VirtualPath virtualPath) 在 System.Web.Compilation.BaseTemplateBuildProvider.get_CodeCompilerType() 在 System.Web.Compilation.BuildProvider.GetCompilerTypeFromBuildProvider(BuildProvider buildProvider) 在 System.Web.Compilation.BuildProvidersCompiler.ProcessBuildProviders() 在 System.Web.Compilation.BuildProvidersCompiler.PerformBuild() 在 System.Web.Compilation.BuildManager.CompileWebFile(VirtualPath virtualPath) 在 System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) 在 System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) 在 System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath, HttpContext context, Boolean allowCrossApp, Boolean noAssert) 在 System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp, Boolean noAssert) 在 System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) 在 System.Web.UI.PageHandlerFactory.System.Web.IHttpHandlerFactory2.GetHandler(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) 在 System.Web.HttpApplication.MapHttpHandler(HttpContext context, String requestType, VirtualPath path, String pathTranslated, Boolean useAppConfig) 在 System.Web.HttpApplication.MapHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() 在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)