System.ServiceModel.AddressAccessDeniedException

发生了 System.ServiceModel.AddressAccessDeniedException
  HResult=0x80131501
  Message=HTTP 无法注册 URL http://+:8998/MyHellowWord/AppServer/。进程不具有此命名空间的访问权限(有关详细信息，请参见 http://go.microsoft.com/fwlink/?LinkId=70353)。
  Source=System.ServiceModel
  StackTrace:
   在 System.ServiceModel.Channels.SharedHttpTransportManager.OnOpen()
   在 System.ServiceModel.Channels.TransportManager.Open(TransportChannelListener channelListener)
   在 System.ServiceModel.Channels.TransportManagerContainer.Open(SelectTransportManagersCallback selectTransportManagerCallback)
   在 System.ServiceModel.Channels.TransportChannelListener.OnOpen(TimeSpan timeout)
   在 System.ServiceModel.Channels.HttpChannelListener`1.OnOpen(TimeSpan timeout)
   在 System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout)
   在 System.ServiceModel.Dispatcher.ChannelDispatcher.OnOpen(TimeSpan timeout)
   在 System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout)
   在 System.ServiceModel.ServiceHostBase.OnOpen(TimeSpan timeout)
   在 System.ServiceModel.Channels.CommunicationObject.Open(TimeSpan timeout)
   在 System.ServiceModel.Channels.CommunicationObject.Open()
   在 MyHellowWord.Program.Main(String[] args) 在 G:ProjectsHellowWordMyHellowWordMyHellowWordProgram.cs 中: 第 16 行


内部异常 1:

HttpListenerException: 拒绝访问。

解决办法：

管理员运行cmd:

输入：netsh http add urlacl url=http://+:8998/ user="Everyone"

（netsh http add urlacl url=http://+:8998/AutoSystemMessageService.svc/ user="Everyone"）