Type Exception Report
Message javax.servlet.ServletException: java.lang.AbstractMethodError: oracle.jdbc.driver.T4CConnection.isValid(I)Z
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
org.apache.jasper.JasperException: javax.servlet.ServletException: java.lang.AbstractMethodError: oracle.jdbc.driver.T4CConnection.isValid(I)Z org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:582) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:488) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:630) com.sun.faces.application.view.JspViewHandlingStrategy.executePageToBuildView(JspViewHandlingStrategy.java:363) com.sun.faces.application.view.JspViewHandlingStrategy.buildView(JspViewHandlingStrategy.java:153) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:99) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219) javax.faces.webapp.FacesServlet.service(FacesServlet.java:647) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
Root Cause
javax.servlet.ServletException: java.lang.AbstractMethodError: oracle.jdbc.driver.T4CConnection.isValid(I)Z org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:907) org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:833) org.apache.jsp.department.introduce_jsp._jspService(introduce_jsp.java:868) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:630) com.sun.faces.application.view.JspViewHandlingStrategy.executePageToBuildView(JspViewHandlingStrategy.java:363) com.sun.faces.application.view.JspViewHandlingStrategy.buildView(JspViewHandlingStrategy.java:153) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:99) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219) javax.faces.webapp.FacesServlet.service(FacesServlet.java:647) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
Root Cause
java.lang.AbstractMethodError: oracle.jdbc.driver.T4CConnection.isValid(I)Z org.apache.tomcat.dbcp.dbcp2.DelegatingConnection.isValid(DelegatingConnection.java:893) org.apache.tomcat.dbcp.dbcp2.PoolableConnection.validate(PoolableConnection.java:285) org.apache.tomcat.dbcp.dbcp2.PoolableConnectionFactory.validateConnection(PoolableConnectionFactory.java:652) org.apache.tomcat.dbcp.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:119) org.apache.tomcat.dbcp.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:665) org.apache.tomcat.dbcp.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:547) org.apache.tomcat.dbcp.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:747) map.controller.Introduce.<init>(Introduce.java:59) sun.reflect.GeneratedConstructorAccessor113.newInstance(Unknown Source) sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) java.lang.reflect.Constructor.newInstance(Constructor.java:423) java.lang.Class.newInstance(Class.java:442) com.sun.faces.mgbean.BeanBuilder.newBeanInstance(BeanBuilder.java:186) com.sun.faces.mgbean.BeanBuilder.build(BeanBuilder.java:100) com.sun.faces.mgbean.BeanManager.createAndPush(BeanManager.java:409) com.sun.faces.mgbean.BeanManager.create(BeanManager.java:269) com.sun.faces.el.ManagedBeanELResolver.resolveBean(ManagedBeanELResolver.java:244) com.sun.faces.el.ManagedBeanELResolver.getValue(ManagedBeanELResolver.java:116) com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176) com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203) com.sun.faces.el.ChainTypeCompositeELResolver.getValue(ChainTypeCompositeELResolver.java:90) org.apache.jasper.el.JasperELResolver.getValue(JasperELResolver.java:97) org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:93) org.apache.el.parser.AstValue.getValue(AstValue.java:136) org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:189) org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:942) org.apache.jsp.department.introduce_jsp._jspx_meth_c_005fforEach_005f0(introduce_jsp.java:887) org.apache.jsp.department.introduce_jsp._jspService(introduce_jsp.java:793) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:630) com.sun.faces.application.view.JspViewHandlingStrategy.executePageToBuildView(JspViewHandlingStrategy.java:363) com.sun.faces.application.view.JspViewHandlingStrategy.buildView(JspViewHandlingStrategy.java:153) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:99) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219) javax.faces.webapp.FacesServlet.service(FacesServlet.java:647) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
Note The full stack trace of the root cause is available in the server logs.