java - HTTP Status 500 - Servlet.init() for servlet appServlet threw exception (spring4 hibernate4) -


i finished this tutorial (spring4 , hibernate4) , got msg:

javax.servlet.servletexception: servlet.init() servlet appservlet threw exception org.apache.catalina.authenticator.authenticatorbase.invoke(authenticatorbase.java:502) org.apache.catalina.valves.errorreportvalve.invoke(errorreportvalve.java:79) org.apache.catalina.valves.abstractaccesslogvalve.invoke(abstractaccesslogvalve.java:617) org.apache.catalina.connector.coyoteadapter.service(coyoteadapter.java:518) org.apache.coyote.http11.abstracthttp11processor.process(abstracthttp11processor.java:1091) org.apache.coyote.abstractprotocol$abstractconnectionhandler.process(abstractprotocol.java:668) org.apache.tomcat.util.net.jioendpoint$socketprocessor.run(jioendpoint.java:277) java.util.concurrent.threadpoolexecutor.runworker(unknown source) java.util.concurrent.threadpoolexecutor$worker.run(unknown source) org.apache.tomcat.util.threads.taskthread$wrappingrunnable.run(taskthread.java:61) java.lang.thread.run(unknown source) root cause  org.springframework.beans.factory.xml.xmlbeandefinitionstoreexception: line 44 in xml document servletcontext resource [/web-inf/spring/appservlet/servlet-context.xml] invalid; nested exception org.xml.sax.saxparseexception; linenumber: 44; columnnumber: 26; cvc-complex-type.2.4.c: matching wildcard strict, no declaration can found element 'tx:annotation-driven'.     org.springframework.beans.factory.xml.xmlbeandefinitionreader.doloadbeandefinitions(xmlbeandefinitionreader.java:398)     org.springframework.beans.factory.xml.xmlbeandefinitionreader.loadbeandefinitions(xmlbeandefinitionreader.java:335)     org.springframework.beans.factory.xml.xmlbeandefinitionreader.loadbeandefinitions(xmlbeandefinitionreader.java:303)     org.springframework.beans.factory.support.abstractbeandefinitionreader.loadbeandefinitions(abstractbeandefinitionreader.java:180)     org.springframework.beans.factory.support.abstractbeandefinitionreader.loadbeandefinitions(abstractbeandefinitionreader.java:216)     org.springframework.beans.factory.support.abstractbeandefinitionreader.loadbeandefinitions(abstractbeandefinitionreader.java:187)     org.springframework.web.context.support.xmlwebapplicationcontext.loadbeandefinitions(xmlwebapplicationcontext.java:125)     org.springframework.web.context.support.xmlwebapplicationcontext.loadbeandefinitions(xmlwebapplicationcontext.java:94)     org.springframework.context.support.abstractrefreshableapplicationcontext.refreshbeanfactory(abstractrefreshableapplicationcontext.java:129)     org.springframework.context.support.abstractapplicationcontext.obtainfreshbeanfactory(abstractapplicationcontext.java:540)     org.springframework.context.support.abstractapplicationcontext.refresh(abstractapplicationcontext.java:454)     org.springframework.web.servlet.frameworkservlet.configureandrefreshwebapplicationcontext(frameworkservlet.java:658)     org.springframework.web.servlet.frameworkservlet.createwebapplicationcontext(frameworkservlet.java:624)     org.springframework.web.servlet.frameworkservlet.createwebapplicationcontext(frameworkservlet.java:672)     org.springframework.web.servlet.frameworkservlet.initwebapplicationcontext(frameworkservlet.java:543)     org.springframework.web.servlet.frameworkservlet.initservletbean(frameworkservlet.java:484)     org.springframework.web.servlet.httpservletbean.init(httpservletbean.java:136)     javax.servlet.genericservlet.init(genericservlet.java:158)     org.apache.catalina.authenticator.authenticatorbase.invoke(authenticatorbase.java:502)     org.apache.catalina.valves.errorreportvalve.invoke(errorreportvalve.java:79)     org.apache.catalina.valves.abstractaccesslogvalve.invoke(abstractaccesslogvalve.java:617)     org.apache.catalina.connector.coyoteadapter.service(coyoteadapter.java:518)     org.apache.coyote.http11.abstracthttp11processor.process(abstracthttp11processor.java:1091)     org.apache.coyote.abstractprotocol$abstractconnectionhandler.process(abstractprotocol.java:668)     org.apache.tomcat.util.net.jioendpoint$socketprocessor.run(jioendpoint.java:277)     java.util.concurrent.threadpoolexecutor.runworker(unknown source)     java.util.concurrent.threadpoolexecutor$worker.run(unknown source)     org.apache.tomcat.util.threads.taskthread$wrappingrunnable.run(taskthread.java:61)     java.lang.thread.run(unknown source) , ...

web.xml

<?xml version="1.0" encoding="utf-8"?>

http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">

<!-- definition of root spring container shared servlets , filters --> <context-param>     <param-name>contextconfiglocation</param-name>     <param-value>/web-inf/spring/root-context.xml</param-value> </context-param>  <!-- creates spring container shared servlets , filters --> <listener>     <listener-class>org.springframework.web.context.contextloaderlistener</listener-class> </listener>  <!-- processes application requests --> <servlet>     <servlet-name>appservlet</servlet-name>     <servlet-class>org.springframework.web.servlet.dispatcherservlet</servlet-class>     <init-param>         <param-name>contextconfiglocation</param-name>         <param-value>/web-inf/spring/appservlet/servlet-context.xml</param-value>     </init-param>     <load-on-startup>1</load-on-startup> </servlet>  <servlet-mapping>     <servlet-name>appservlet</servlet-name>     <url-pattern>/</url-pattern> </servlet-mapping> </web-app>

servlet-context.xml

<?xml version="1.0" encoding="utf-8"?> <beans:beans xmlns="http://www.springframework.org/schema/mvc"     xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/xmlschema-instance"     xmlns:beans="http://www.springframework.org/schema/beans"     xmlns:context="http://www.springframework.org/schema/context"     xsi:schemalocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd         http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd         http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd         http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">      <!-- dispatcherservlet context: defines servlet's request-processing          infrastructure -->      <!-- enables spring mvc @controller programming model -->     <annotation-driven />     <resources mapping="/resources/**" location="/resources/" />     <context:component-scan base-package="com.terafast.hibernate" />      <!-- handles http requests /resources/** efficiently serving          static resources in ${webapproot}/resources directory -->     <resources mapping="/resources/**" location="/resources/" />      <!-- resolves views selected rendering @controllers .jsp resources          in /web-inf/views directory -->     <beans:bean         class="org.springframework.web.servlet.view.internalresourceviewresolver">         <beans:property name="prefix" value="/web-inf/views/" />         <beans:property name="suffix" value=".jsp" />     </beans:bean>      <beans:bean id="datasource" class="org.apache.commons.dbcp2.basicdatasource"         destroy-method="close">         <beans:property name="driverclassname" value="com.mysql.jdbc.driver" />         <beans:property name="url" value="jdbc:mysql://localhost/test" />         <beans:property name="username" value="root" />         <beans:property name="password" value="xxx" />     </beans:bean>      <beans:bean id="sessionfactory"         class="org.springframework.orm.hibernate4.localsessionfactorybean">         <beans:property name="datasource" ref="datasource" />         <beans:property name="configlocation" value="classpath:hibernate.cfg.xml" />     </beans:bean>      <tx:annotation-driven />     <beans:bean id="transactionmanager"         class="org.springframework.orm.hibernate4.hibernatetransactionmanager">         <beans:property name="sessionfactory" ref="sessionfactory" />     </beans:bean>      <beans:bean id="userdao" class="com.terafast.hibernate.dao.userdaoimpl">         <beans:constructor-arg>             <beans:ref bean="sessionfactory" />         </beans:constructor-arg>     </beans:bean>      <context:component-scan base-package="com.terafast.hibernate" /> </beans:beans>

could explain problem?

you forgot declare xml namespace tx prefix ?

https://stackoverflow.com/a/10373237/1536382


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