UC知道我的JAVA应用服务器总是报这样的错，
来源：百度知道 编辑：UC知道 时间：2024/06/17 20:02:08
WEB0207：在虚拟服务器 server 上启动 Web 上下文 StandardEngine[com.sun.appserv].StandardHost[server].StandardContext[/wenEnt20] 时出现错误
java.lang.RuntimeException: java.lang.RuntimeException: javax.naming.NameNotFoundException
at com.sun.enterprise.web.WebModuleListener.loadPersistenceUnits(WebModuleListener.java:193)
at com.sun.enterprise.web.WebModuleListener.lifecycleEvent(WebModuleListener.java:168)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:143)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:5094)
at com.sun.enterprise.web.WebModule.start(WebModule.java:326)
at com.sun.enterprise.web.LifecycleStarter.doRun(LifecycleStarter.java:58)
at com.sun.appserv.management.util.misc.RunnableBase.runSync(RunnableBase.java:304)
at com.sun.appserv.management.util.misc.RunnableBase.run(RunnableBase.java:341)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
java.lang.RuntimeException: java.lang.RuntimeException: javax.naming.NameNotFoundException
at com.sun.enterprise.web.WebModuleListener.loadPersistenceUnits(WebModuleListener.java:193)
at com.sun.enterprise.web.WebModuleListener.lifecycleEvent(WebModuleListener.java:168)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:143)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:5094)
at com.sun.enterprise.web.WebModule.start(WebModule.java:326)
at com.sun.enterprise.web.LifecycleStarter.doRun(LifecycleStarter.java:58)
at com.sun.appserv.management.util.misc.RunnableBase.runSync(RunnableBase.java:304)
at com.sun.appserv.management.util.misc.RunnableBase.run(RunnableBase.java:341)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
应用服务器无法根据你定义的名字找到Datasource实现类或者JTA的事务管理实现类，所以错了。检查下你应用所使用的数据库配置,尤其注意各个资源的名字.
web.xml 出错!!!! web.xml 格式 有问题
你的配置文件有错误！！！可能你用了一个非法的配置名！
重装系统,一切OK.