title: MetaData Problem: SymmetricSecurityBindingElement
body: <p>I am figuring out someone else's code and I am trying to generate a proxy out of one of the services and it generates the following error...</p>
  
  <p>System.InvalidOperationException: An exception was thrown in a call to a policy export extension. Extension: System.ServiceModel.Channels.SymmetricSecurityBindingElement Error: Specified argument was out of the range of valid values. Parameter name: parameters ----> System.ArgumentOutOfRangeException: Specified argument was out of the range of valid values.</p>
  
  <p>Can anyone direct me in the right direction. how can I solve the problem?</p>