HTTP Status 500 -

type Exception report

message

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

exception

org.apache.jasper.JasperException: javax.servlet.ServletException: java.sql.SQLException: The Network Adapter could not establish the connection
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:491)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:401)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

root cause

javax.servlet.ServletException: java.sql.SQLException: The Network Adapter could not establish the connection
	org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:862)
	org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:791)
	org.apache.jsp.prbd_jsp._jspService(prbd_jsp.java:123)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

root cause

java.sql.SQLException: The Network Adapter could not establish the connection
	oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:70)
	oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:133)
	oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:199)
	oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:480)
	oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:413)
	oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:508)
	oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:203)
	oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33)
	oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:510)
	org.apache.tomcat.dbcp.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
	org.apache.tomcat.dbcp.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:294)
	org.apache.tomcat.dbcp.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1148)
	org.apache.tomcat.dbcp.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:96)
	org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:880)
	com.akm.articles.ArticleLoader.<init>(ArticleLoader.java:89)
	org.apache.jsp.prbd_jsp._jspService(prbd_jsp.java:68)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

root cause

oracle.net.ns.NetException: The Network Adapter could not establish the connection
	oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:328)
	oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:421)
	oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:630)
	oracle.net.ns.NSProtocol.connect(NSProtocol.java:206)
	oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:966)
	oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:292)
	oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:508)
	oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:203)
	oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33)
	oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:510)
	org.apache.tomcat.dbcp.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
	org.apache.tomcat.dbcp.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:294)
	org.apache.tomcat.dbcp.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1148)
	org.apache.tomcat.dbcp.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:96)
	org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:880)
	com.akm.articles.ArticleLoader.<init>(ArticleLoader.java:89)
	org.apache.jsp.prbd_jsp._jspService(prbd_jsp.java:68)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

root cause

java.net.NoRouteToHostException: No route to host
	java.net.PlainSocketImpl.socketConnect(Native Method)
	java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
	java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
	java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
	java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
	java.net.Socket.connect(Socket.java:529)
	java.net.Socket.connect(Socket.java:478)
	java.net.Socket.<init>(Socket.java:375)
	java.net.Socket.<init>(Socket.java:189)
	oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:127)
	oracle.net.nt.ConnOption.connect(ConnOption.java:126)
	oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:306)
	oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:421)
	oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:630)
	oracle.net.ns.NSProtocol.connect(NSProtocol.java:206)
	oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:966)
	oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:292)
	oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:508)
	oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:203)
	oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33)
	oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:510)
	org.apache.tomcat.dbcp.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
	org.apache.tomcat.dbcp.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:294)
	org.apache.tomcat.dbcp.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1148)
	org.apache.tomcat.dbcp.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:96)
	org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:880)
	com.akm.articles.ArticleLoader.<init>(ArticleLoader.java:89)
	org.apache.jsp.prbd_jsp._jspService(prbd_jsp.java:68)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.26 logs.

Apache Tomcat/6.0.26