Cannot add service description with targetNamespace='{0}': portType with name='{1}' already present in the description collection.
Cannot add or insert the item '{0}' in more than one place. You must first remove it from its current location or clone it. ...
Cannot add outgoing headers to message as MessageVersion in OperationContext.Current '{0}' does not match with the header ...
Cannot add service description with targetNamespace='{0}': binding with name='{1}' already present in the description collection. ...
Cannot add service description with targetNamespace='{0}': message with name='{1}' already present in the description collection. ...
Cannot add service description with targetNamespace='{0}': portType with name='{1}' already present in the description collection. ...
Cannot add service description with targetNamespace='{0}': schema with targetNamespace='{1}' already present in the description ...
Cannot add service description with targetNamespace='{0}': service with name='{1}' already present in the description collection. ...
Cannot add stream upgrade element '{0}'. Another stream upgrade element already exists in the binding '{1}'. There can only ...
Cannot add the '{0}' behavior extension to '{1}' endpoint behavior because the underlying behavior type does not implement ...