此 WCF 错误的原因可能是什么
本文关键字:是什么 WCF 错误 | 更新日期: 2023-09-27 18:08:43
我的WCF服务[使用basicHttpBinding]托管在IIS上,6.Am 能够在IE浏览器的服务URL中使用?wsdl访问它。
我的 winforms 客户端中有一个预设层,我使用 VS.Net 中的服务引用选项添加了此服务的引用,然后生成了一个代理。
当我在此服务上调用方法时,出现此异常。我在这里可能缺少什么?谢谢。
"值不能为空。参数名称 uri。 在 System.ServiceModel.Description.ClientViaBehavior..ctor(Uri uri(
at System.ServiceModel.Configuration.ClientViaElement.CreateBehavior(( 在 System.ServiceModel.Description.ConfigLoader.LoadBehaviors[T](ServiceModelExtensionCollectionElement1 behaviorElement, KeyedByTypeCollection
1 behaviors, Boolean 常见行为(在 System.ServiceModel.Description.ConfigLoader.LoadChannelBehaviors(ServiceEndpoint 服务终结点,字符串配置名称(
at System.ServiceModel.ChannelFactory.ApplyConfiguration(String 配置名称( at System.ServiceModel.ChannelFactory.InitializeEndpoint(String 配置名称,端点地址地址( System.ServiceModel.ChannelFactory
1..ctor(String endpointConfigurationName, EndpointAddress remoteAddress) at System.ServiceModel.EndpointTrait
1.CreateSimplexFactory(( at System.ServiceModel.EndpointTrait1.CreateChannelFactory() at System.ServiceModel.ClientBase
1.CreateChannelFactoryRef(EndpointTrait1 endpointTrait) at System.ServiceModel.ClientBase
1.InitializeChannelFactoryRef(( at System.ServiceModel.ClientBase'1..ctor(( at 测试客户端..ctor(( 在 C:''Presentation''Service 中 引用''服务引用1''参考.cs:第 268 行
这是我的服务器和客户端的配置 xml:
*服务器:
<system.serviceModel>
<bindings>
<basicHttpBinding>
<binding name="ProviderBinding" closeTimeout="00:01:00" openTimeout="00:01:00"
receiveTimeout="00:10:00" sendTimeout="00:10:00" allowCookies="false"
bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard"
maxBufferSize="2147483647" maxBufferPoolSize="524288" maxReceivedMessageSize="2147483647"
messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered" useDefaultWebProxy="true">
<readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
maxBytesPerRead="4096" maxNameTableCharCount="16384" />
<security mode="Transport">
<transport clientCredentialType="None" proxyCredentialType="None" realm="" />
<message clientCredentialType="UserName" algorithmSuite="Default" />
</security>
</binding>
</basicHttpBinding>
</bindings>
<services>
<service name="PTSWeb.PriceTestingService" behaviorConfiguration="PTSWeb.Service1Behavior">
<!-- Service Endpoints -->
<endpoint address="" binding="basicHttpBinding" contract="PTSWeb.IPriceTesting">
<identity>
<dns value="localhost"/>
</identity>
</endpoint>
<endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>
</service>
</services>
<behaviors>
<serviceBehaviors>
<behavior name="PTSWeb.Service1Behavior">
<serviceMetadata httpGetEnabled="true"/>
<serviceDebug includeExceptionDetailInFaults="true"/>
</behavior>
</serviceBehaviors>
</behaviors>
</system.serviceModel>
*客户:
<system.serviceModel>
<client>
<endpoint address="http://localhost/PTSWeb/PTSWebService.svc"
behaviorConfiguration="PTSWeb.Service1Behavior" binding="basicHttpBinding"
bindingConfiguration="IPriceTestingBinding" contract="IPriceTesting"
name="IPriceTestingPort" />
<endpoint address="https://qaserver/webservice"
binding="basicHttpBinding" bindingConfiguration="ProviderBinding"
contract="Provider" name="ProviderPort" />
</client>
<bindings>
<basicHttpBinding>
<binding name="IPriceTestingBinding" closeTimeout="00:01:00"
openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:10:00"
allowCookies="false" bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard"
maxBufferSize="2147483647" maxBufferPoolSize="524288" maxReceivedMessageSize="2147483647"
messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered"
useDefaultWebProxy="true">
<readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
maxBytesPerRead="4096" maxNameTableCharCount="16384" />
<security mode="None" />
</binding>
<binding name="ProviderBinding" closeTimeout="00:01:00" openTimeout="00:01:00"
receiveTimeout="00:10:00" sendTimeout="00:10:00" allowCookies="false"
bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard"
maxBufferSize="2147483647" maxBufferPoolSize="524288" maxReceivedMessageSize="2147483647"
messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered" useDefaultWebProxy="true">
<readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
maxBytesPerRead="4096" maxNameTableCharCount="16384" />
<security mode="Transport">
<transport clientCredentialType="None" proxyCredentialType="None" realm="" />
<message clientCredentialType="UserName" algorithmSuite="Default" />
</security>
</binding>
</basicHttpBinding>
</bindings>
<behaviors>
<endpointBehaviors>
<behavior name="PTSWeb.Service1Behavior">
<clientVia/>
</behavior>
</endpointBehaviors>
</behaviors>
</system.serviceModel>
在客户端配置行为中,您有一个未定义任何 URI 的 ClientVia 元素。删除此行为或定义通过 Uri。
这很好地解释了客户端通过行为的目标和用法 http://blogs.msdn.com/b/anilkumargupta/archive/2009/05/16/wcf-intermediate-service-between-client-and-server.aspx: