WSE3.0解析策略文档失败，Failed parsing the policy document
这个错误在调试WSE3.0客户端调用服务的时候客户端会抛出解析策略文档的错误，如图
这个错误是由策略文档编辑格式不对引起的，方法1.通常可以检查策略文档的内容来解决，手动修改策略文档。但是难以修改，除非是自己特别熟悉语法和策略设置。
方法2.使用项目WSE3.0设置工具。
具体步骤如下，
删除原来的策略文件---
选择项目WSE3.0设置--
打开策略设置如图：
选择使用名称来加密客户端应用程序，下一步
设置不需要加密，WSE3.0设置工具会自动添加代码，重新生成策略文件
<policies xmlns="http://schemas.microsoft.com/wse/2005/06/policy">
<extensions>
<extension name="usernameOverTransportSecurity" type="Microsoft.Web.Services3.Design.UsernameOverTransportAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="requireActionHeader" type="Microsoft.Web.Services3.Design.RequireActionHeaderAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="usernameForCertificateSecurity" type="Microsoft.Web.Services3.Design.UsernameForCertificateAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="x509" type="Microsoft.Web.Services3.Design.X509TokenProvider, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
</extensions>
<policy name="ClientPolicy">
<usernameOverTransportSecurity />
<requireActionHeader />
</policy>
</policies>
<extensions>
<extension name="usernameOverTransportSecurity" type="Microsoft.Web.Services3.Design.UsernameOverTransportAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="requireActionHeader" type="Microsoft.Web.Services3.Design.RequireActionHeaderAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="usernameForCertificateSecurity" type="Microsoft.Web.Services3.Design.UsernameForCertificateAssertion, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
<extension name="x509" type="Microsoft.Web.Services3.Design.X509TokenProvider, Microsoft.Web.Services3, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
</extensions>
<policy name="ClientPolicy">
<usernameOverTransportSecurity />
<requireActionHeader />
</policy>
</policies>
重新运行程序，这个异常就消失了
本文转自 frankxulei 51CTO博客，原文链接：http://blog.51cto.com/frankxulei/320521，如需转载请自行联系原作者