异常信息：引发类型为“System.Web.HttpUnhandledException”的异常。

Source:System.Web

StackTrace:   在 System.Web.UI.Page.HandleError(Exception e)   在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)   在 System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)   在 System.Web.UI.Page.ProcessRequest()   在 System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)   在 System.Web.UI.Page.ProcessRequest(HttpContext context)   在 ASP.index_aspx.ProcessRequest(HttpContext context) 位置 c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\443202b6\ec09796d\App_Web_lxs0kmol.0.cs:行号 0   在 System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()   在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

InnerException:System.Reflection.TargetInvocationException: 调用的目标发生了异常。 ---> System.IO.FileNotFoundException: 未能加载文件或程序集“aliyun-net-sdk-dysmsapi, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null”或它的某一个依赖项。系统找不到指定的文件。   在 Kesion.BLL.SMSAPI.SendAliMsg(String mobile, String json, SmsApiInfo __info, String template, String& templateReplace)   在 Kesion.BLL.SMSAPI.SendMsg(String mobile, String content, String codeJson, String model, String UserName)   在 Kesion.APPCode.OrderProcess.PaySuccessSendNewOrderTips(String OrderId, String& verifyCode)   在 Kesion.Controllers.mallController.OrderSave(Boolean isMobileDevice)   在 Kesion.Controllers.mallController.Run(Boolean isMobileDevice)   --- 内部异常堆栈跟踪的结尾 ---   在 System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)   在 System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)   在 System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)   在 Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e)   在 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)   在 System.Web.UI.Control.OnLoad(EventArgs e)   在 System.Web.UI.Control.LoadRecursive()   在 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

知道原因了 .net是阉割版 缺dll