带有消息的偶发WCF服务激活错误 - 访问IIS元数据库时发生错误

I was haivng a project in which earlier I was hosting only single WCF service. Everything used to work fine. Later, as part of enhancements we have added two more WCF services to the same project with different Interfaces and different SVC files. All three services share same web.config which define the three end points (corresponding to each service).I was haivng a project in which earlier I was h