While creating WCF service i faced one error.

Question

The type initializer for 'System.ServiceModel.DiagnosticUtility' threw an exception.

I am using console application for hosting

I am new to WCF just step into 

 

//code which iam getting error

 

 

using (System.ServiceModel.ServiceHost host = new

System.ServiceModel.ServiceHost(typeof(HelloService.HelloService)))

{

host.Open();

Console.WriteLine("Host started @ " + DateTime.Now.ToString());

Console.ReadLine();

}

App config of  console application

<?xml version="1.0" encoding="utf-8" ?>

<configuration>

<system.serviceModel>

<behaviors>

<serviceBehaviors>

<behavior name="mexBehaviour">

<serviceMetadata httpGetEnabled="true" />

</behavior>

</serviceBehaviors>

</behaviors>

<services>

<service name="HelloService.HelloService" behaviorConfiguration="mexBehaviour">

<endpoint address="HelloService" binding="basicHttpBinding" contract="HelloService.IHelloService">

</endpoint>

<endpoint address="HelloService" binding="netTcpBinding" contract="HelloService.IHelloService">

</endpoint>

<endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />

<host>

<baseAddresses>

<add baseAddress="http://localhost:65453/" />

<add baseAddress="net.tcp://localhost:65477"/>

</baseAddresses>

</host>

</service>

</services>

<behaviors>

<serviceBehaviors>

<behavior name="MexBehavior">

</behavior>

</serviceBehaviors>

</behaviors>

</system.serviceModel>

</configuration>

 

App config  for service 

//

 

<?xml version="1.0" encoding="utf-8" ?>

<configuration>

<system.serviceModel>

<behaviors>

<serviceBehaviors>

<behavior name="HelloService.HelloServiceBehavior">

<serviceMetadata httpGetEnabled="true" />

<serviceDebug includeExceptionDetailInFaults="false" />

</behavior>

</serviceBehaviors>

</behaviors>

<services>

<service behaviorConfiguration="HelloService.HelloServiceBehavior"

name="HelloService.HelloService">

<endpoint address="" binding="basicHttpBinding" contract="HelloService.IHelloService">

<identity>

<dns value="localhost" />

</identity>

</endpoint>

<endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />

<host>

<baseAddresses>

<add baseAddress="http://localhost:8733/Design_Time_Addresses/HelloService/HelloService/" />

</baseAddresses>

</host>

</service>

</services>

</system.serviceModel>

</configuration>

// 

Please help on this, 

Thanks in advance