SSM Mall System Development Note-issue 01-wildcard matching is comprehensive, but the declaration of element ' Mvc:annotation-driven ' cannot be found.

Post request after configuration is completed test times error:

caused by:org.xml.sax.SAXParseException; linenumber:14; columnnumber:29; CVC-COMPLEX-TYPE.2.4.C:wildcard match is comprehensive, but cannot find the declaration of element ' Mvc:annotation-driven '。
At Com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException (Errorhandlerwrapper.java : 203)
At Com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.error (errorhandlerwrapper.java:134)
At Com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError (xmlerrorreporter.java:396)
At Com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError (xmlerrorreporter.java:327)
At Com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError (xmlerrorreporter.java:284)
At Com.sun.org.apache.xerces.internal.impl.xs.xmlschemavalidator$xsierrorreporter.reporterror ( xmlschemavalidator.java:452)
At Com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.reportSchemaError (xmlschemavalidator.java:3230 )
At Com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.handleStartElement (Xmlschemavalidator.java : 1911)
At Com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.emptyElement (xmlschemavalidator.java:760)
At Com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement ( xmlnsdocumentscannerimpl.java:357)
At Com.sun.org.apache.xerces.internal.impl.xmldocumentfragmentscannerimpl$fragmentcontentdriver.next ( xmldocumentfragmentscannerimpl.java:2787)
At Com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next (xmldocumentscannerimpl.java:606)
At Com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next (xmlnsdocumentscannerimpl.java:118)
At Com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument ( xmldocumentfragmentscannerimpl.java:510)
At Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:848)
At Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:777)
At Com.sun.org.apache.xerces.internal.parsers.XMLParser.parse (xmlparser.java:141)
At Com.sun.org.apache.xerces.internal.parsers.DOMParser.parse (domparser.java:243)
At Com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse (documentbuilderimpl.java:339)
At Org.springframework.beans.factory.xml.DefaultDocumentLoader.loadDocument (defaultdocumentloader.java:76)
At Org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadDocument (Xmlbeandefinitionreader.java : 429)
At Org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions ( xmlbeandefinitionreader.java:391)
... Panax Notoginseng More

View the SPRINGMVC configuration file Spring-web.xml as follows, discovering that although MVC is declared but not configured

<?XML version= "1.0" encoding= "UTF-8"?><Beansxmlns= "Http://www.springframework.org/schema/beans"Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance"Xmlns:mvc= "Http://www.springframework.org/schema/mvc"Xmlns:context= "Http://www.springframework.org/schema/context"xsi:schemalocation= "Http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/ Spring-beans-4.0.xsd Http://www.springframework.org/schema/context Http://www.springframework.org/schema/con Text/spring-context.xsd ">    <!--Configure Spring MVC -    <!--1, turn on SPRINGMVC annotation mode A. Autoenrollment Defaultannotationhandlermapping,annotationmethodhandleradapter b. Default provides a range of functions: data binding, Number and date [email protected], @DateTimeFormat c:xml,json default read/write support -    <Mvc:annotation-driven/>    <!--@ResponseBody Annotation Support -    <Beanclass= "Org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping"/>    <Beanclass= "Org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">        < Propertyname= "Messageconverters">            <List>                <refBean= "Mappingjackson2httpmessageconverter"/>            </List>        </ Property>    </Bean>    <BeanID= "Mappingjackson2httpmessageconverter"class= "Org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">        < Propertyname= "Supportedmediatypes">            <List>                <value>Text/html;charset=utf-8</value>                <value>Text/json;charset=utf-8</value>                <value>Application/json;charset=utf-8</value>            </List>        </ Property>    </Bean>    <!--2. Static resource default servlet configuration -    <!--1). Add to the static resource processing: Js,gif,png 2). Allow the use of "/" for the overall mapping Internalresourceviewresolver -    <Mvc:default-servlet-handler/>    <Beanclass= "Org.springframework.web.servlet.view.InternalResourceViewResolver">        < Propertyname= "Viewclass"value= "Org.springframework.web.servlet.view.JstlView"/>        < Propertyname= "prefix"value= "/web-inf/jsp/"/>        < Propertyname= "suffix"value= ". jsp"/>    </Bean>    <!--4: Scan Web-related beans -    <Context:component-scanBase-package= "Com.boron.controller"/></Beans>

Plus after configuration

<?XML version= "1.0" encoding= "UTF-8"?><Beansxmlns= "Http://www.springframework.org/schema/beans"Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance" xmlns:mvc= "Http://www.springframework.org/schema/mvc" Xmlns:context= "Http://www.springframework.org/schema/context"xsi:schemalocation= "Http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/ Spring-beans-4.0.xsd Http://www.springframework.org/schema/mvc Http://www.springframework.org/schema/mvc /spring-mvc.xsd Http://www.springframework.org/schema/context Http://www.springframework.org/schema/con Text/spring-context.xsd ">

SSM Mall System Development Note-issue 01-wildcard matching is comprehensive, but the declaration of element ' Mvc:annotation-driven ' cannot be found.