Struts2 报这样的错误,怎么解决?
我在家学习Struts2,按百度经验的方法,在Myeclipse搭建Struts2环境,写了些简单的东西测试一下,启动报这样的错误,怎么解决:Youmightneedto...
我在家学习Struts2,按百度经验的方法,在Myeclipse搭建Struts2环境,写了些简单的东西测试一下,启动报这样的错误,怎么解决:You might need to add the following to web.xml:
org.springframework.web.context.ContextLoaderListener
``````````````````````(省略一些东西)严重: Dispatcher initialization failedjava.lang.NullPointerException at com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:220)``````````````````````(省略一些东西)严重: Exception starting filter struts2Class: com.opensymphony.xwork2.spring.SpringObjectFactoryFile: SpringObjectFactory.javaMethod: getClassInstanceLine: 220 - com/opensymphony/xwork2/spring/SpringObjectFactory.java:220:-1``````````````````````(省略一些东西)Caused by: java.lang.NullPointerException at com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:220)``````````````````````(省略一些东西)严重: Exception starting filter struts2java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter我怀疑是包冲突造成的。我没添加其他东西啊,直接按照百度经验搭建 的Struts2环境。请帮助解决,十分感激! 展开
org.springframework.web.context.ContextLoaderListener
``````````````````````(省略一些东西)严重: Dispatcher initialization failedjava.lang.NullPointerException at com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:220)``````````````````````(省略一些东西)严重: Exception starting filter struts2Class: com.opensymphony.xwork2.spring.SpringObjectFactoryFile: SpringObjectFactory.javaMethod: getClassInstanceLine: 220 - com/opensymphony/xwork2/spring/SpringObjectFactory.java:220:-1``````````````````````(省略一些东西)Caused by: java.lang.NullPointerException at com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:220)``````````````````````(省略一些东西)严重: Exception starting filter struts2java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter我怀疑是包冲突造成的。我没添加其他东西啊,直接按照百度经验搭建 的Struts2环境。请帮助解决,十分感激! 展开
1个回答
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询