HTTP Status 500 - DBConnPoolImpl,Default:create new connection failed:IO 错误: The Network Adapter could not establish the connection


type Exception report

message DBConnPoolImpl,Default:create new connection failed:IO 错误: The Network Adapter could not establish the connection

description The server encountered an internal error that prevented it from fulfilling this request.

exception

com.zving.framework.data.exception.DatabaseException: DBConnPoolImpl,Default:create new connection failed:IO 错误: The Network Adapter could not establish the connection
	com.zving.framework.data.DBConnPool.getConnection(DBConnPool.java:191)
	com.zving.framework.data.DBConnPoolManager.getConnection(DBConnPoolManager.java:126)
	com.zving.framework.data.DBConnPoolManager.getConnection(DBConnPoolManager.java:85)
	com.zving.framework.data.DBConnPoolManager.getConnection(DBConnPoolManager.java:36)
	com.zving.framework.orm.DAO.fill(DAO.java:528)
	com.zving.messageboard.ui.MessageListUI.messageList(MessageListUI.java:44)
	sun.reflect.GeneratedMethodAccessor28.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	com.zving.framework.core.method.FacadeMemberMethodLocator.execute(FacadeMemberMethodLocator.java:46)
	com.zving.framework.core.handler.ActionHandler.invoke(ActionHandler.java:135)
	com.zving.framework.core.handler.ActionHandler.handle(ActionHandler.java:96)
	com.zving.framework.core.DispatchServlet.handleURL(DispatchServlet.java:337)
	com.zving.framework.core.DispatchServlet.service(DispatchServlet.java:242)
	com.zving.preloader.facade.ServletFacade.service(ServletFacade.java:40)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.68 logs.


Apache Tomcat/7.0.68