No connection could be made because the target machine actively refused it 127.0.0.1:8002.

Question

Could not connect to http://localhost:8002/WCFService. TCP error code 10061: No connection could be made because the target machine actively refused it 127.0.0.1:8002.
不能连接到服务，因为目标机器拒绝。

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Frank Xu Lei--谦卑若愚，好学若饥
专注于.NET平台下分布式应用系统开发和企业应用系统集成
Focus on Distributed Applications Development and EAI based on .NET
欢迎访问老徐的中文技术博客：Welcome to My Chinese Technical Blog
欢迎访问微软WCF中文技术论坛：Welcome to Microsoft Chinese WCF Forum
欢迎访问微软WCF英文技术论坛：Welcome to Microsoft English WCF Forum

Answer 1

你好,
通常情况下这个错误是由于服务器端防火墙造成的.请检查一下是不是没有开启相关端口.

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Answer 2

谢谢回复，已经解决。
还有一个原因就是宿主没有启动，特别是自定义托管宿主，一定要先启动托管宿主以后，才可以调用。

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Frank Xu Lei--谦卑若愚，好学若饥
专注于.NET平台下分布式应用系统开发和企业应用系统集成
Focus on Distributed Applications Development and EAI based on .NET
欢迎访问老徐的中文技术博客：Welcome to My Chinese Technical Blog
欢迎访问微软WCF中文技术论坛：Welcome to Microsoft Chinese WCF Forum
欢迎访问微软WCF英文技术论坛：Welcome to Microsoft English WCF Forum