您好我试图创建一个WCF，但我收到此错误。
无法添加服务。可能无法访问服务元数据。使 确保您的服务正在运行并公开元数据。
错误详情
Error: Cannot obtain Metadata from http://localhost:3502/Service1.svc If this is a Windows (R) Communication Foundation service to which you have access, please check that you have enabled metadata publishing at the specified address. For help enabling metadata publishing, please refer to the MSDN documentation at http://go.microsoft.com/fwlink/?LinkId=65455.WS-Metadata Exchange Error URI: http://localhost:3502/Service1.svc Metadata inneh†ller en referens som inte kan l”sas. http://localhost:3502/Service1.svc. Det gick inte att aktivera den beg„rda tj„nsten http://localhost:3502/Service1.svc. Du hittar mer information i serverdiagnostikloggarna.HTTP GET Error URI: http://localhost:3502/Service1.svc Ett fel uppstod n„r http://localhost:3502/Service1.svc h„mtades. Beg„ran misslyckades med felmeddelandet:--<!DOCTYPE html><html> <head> <title>The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found.</title> <meta name="viewport" content="width=device-width" /> <style> body {font-family:"Verdana";font-weight:normal;font-size: .7em;color:black;} p {font-family:"Verdana";font-weight:normal;color:black;margin-top: -5px} b {font-family:"Verdana";font-weight:bold;color:black;margin-top: -5px} H1 { font-family:"Verdana";font-weight:normal;font-size:18pt;color:red } H2 { font-family:"Verdana";font-weight:normal;font-size:14pt;color:maroon } pre {font-family:"Consolas","Lucida Console",Monospace;font-size:11pt;margin:0;padding:0.5em;line-height:14pt} .marker {font-weight: bold; color: black;text-decoration: none;} .version {color: gray;} .error {margin-bottom: 10px;} .expandable { text-decoration:underline; font-weight:bold; color:navy; cursor:hand; } @media screen and (max-width: 639px) { pre { width: 440px; overflow: auto; white-space: pre-wrap; word-wrap: break-word; } } @media screen and (max-width: 479px) { pre { width: 280px; } } </style> </head> <body bgcolor="white"> <span><H1>Server Error in '/' Application.<hr width=100% size=1 color=silver></H1> <h2> <i>The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found.</i> </h2></span> <font face="Arial, Helvetica, Geneva, SunSans-Regular, sans-serif "> <b> Description: </b>An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. <br><br> <b> Exception Details: </b>System.InvalidOperationException: The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found.<br><br> <b>Source Error:</b> <br><br> <table width=100% bgcolor="#ffffcc"> <tr> <td> <code>An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.</code> </td> </tr> </table> <br> <b>Stack Trace:</b> <br><br> <table width=100% bgcolor="#ffffcc"> <tr> <td> <code><pre>[InvalidOperationException: The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found.] System.ServiceModel.Activation.ServiceHostFactory.CreateServiceHost(String constructorString, Uri[] baseAddresses) +59638 System.ServiceModel.HostingManager.CreateService(String normalizedVirtualPath, EventTraceActivity eventTraceActivity) +1434 System.ServiceModel.HostingManager.ActivateService(ServiceActivationInfo serviceActivationInfo, EventTraceActivity eventTraceActivity) +52 System.ServiceModel.HostingManager.EnsureServiceAvailable(String normalizedVirtualPath, EventTraceActivity eventTraceActivity) +598[ServiceActivationException: The service '/Service1.svc' cannot be activated due to an exception during compilation. The exception message is: The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found..] System.Runtime.AsyncResult.End(IAsyncResult result) +495736 System.ServiceModel.Activation.HostedHttpRequestAsyncResult.End(IAsyncResult result) +178 System.ServiceModel.Activation.ServiceHttpHandler.EndProcessRequest(IAsyncResult result) +6 System.Web.CallHandlerExecutionStep.OnAsyncHandlerCompletion(IAsyncResult ar) +129</pre></code> </td> </tr> </table> <br> <hr width=100% size=1 color=silver> <b>Version Information:</b>ÿMicrosoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.17929 </font> </body></html><!-- [InvalidOperationException]: The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found. vid System.ServiceModel.Activation.ServiceHostFactory.CreateServiceHost(String constructorString, Uri[] baseAddresses) vid System.ServiceModel.ServiceHostingEnvironment.HostingManager.CreateService(String normalizedVirtualPath, EventTraceActivity eventTraceActivity) vid System.ServiceModel.ServiceHostingEnvironment.HostingManager.ActivateService(ServiceActivationInfo serviceActivationInfo, EventTraceActivity eventTraceActivity) vid System.ServiceModel.ServiceHostingEnvironment.HostingManager.EnsureServiceAvailable(String normalizedVirtualPath, EventTraceActivity eventTraceActivity)[ServiceActivationException]: The service '/Service1.svc' cannot be activated due to an exception during compilation. The exception message is: The type 'MinserviceWebb.Service1', provided as the Service attribute value in the ServiceHost directive, or provided in the configuration element system.serviceModel/serviceHostingEnvironment/serviceActivations could not be found.. vid System.Runtime.AsyncResult.End[TAsyncResult](IAsyncResult result) vid System.ServiceModel.Activation.HostedHttpRequestAsyncResult.End(IAsyncResult result) vid System.ServiceModel.Activation.ServiceHttpHandlerFactory.ServiceHttpHandler.EndProcessRequest(IAsyncResult result) vid System.Web.HttpApplication.CallHandlerExecutionStep.OnAsyncHandlerCompletion(IAsyncResult ar)-->--.
配置
<?xml version="1.0"?>
<configuration>
<appSettings>
<add key="aspnet:UseTaskFriendlySynchronizationContext" value="true" />
</appSettings>
<system.web>
<compilation debug="true" targetFramework="4.5" />
<httpRuntime targetFramework="4.5"/>
</system.web>
<system.serviceModel>
<behaviors>
<serviceBehaviors>
<behavior>
<!-- To avoid disclosing metadata information, set the values below to false before deployment -->
<serviceMetadata httpGetEnabled="true" httpsGetEnabled="true"/>
<!-- To receive exception details in faults for debugging purposes, set the value below to true. Set to false before deployment to avoid disclosing exception information -->
<serviceDebug includeExceptionDetailInFaults="false"/>
</behavior>
</serviceBehaviors>
</behaviors>
<protocolMapping>
<add binding="basicHttpsBinding" scheme="https" />
</protocolMapping>
<serviceHostingEnvironment aspNetCompatibilityEnabled="true" multipleSiteBindingsEnabled="true" />
</system.serviceModel>
<system.webServer>
<modules runAllManagedModulesForAllRequests="true"/>
<!--
To browse web app root directory during debugging, set the value below to true.
Set to false before deployment to avoid disclosing web app folder information.
-->
<directoryBrowse enabled="true"/>
</system.webServer>
</configuration>
答案 0 :(得分：1)
它可能是您的协议绑定。
仅启用了https，并且您正尝试通过http。
获取元数据