java.sql.SQLException: Cannot load JDBC driver class 'oracle.jdbc.driver.OracleD

严重: Exception opening database connection
java.sql.SQLException: oracle.jdbc.driver.OracleDriver
at org.apache.catalina.realm.JDBCRealm.open(JDBCRealm.java:691)
at org.apache.catalina.realm.JDBCRealm.start(JDBCRealm.java:769)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4230)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:924)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:887)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1147)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2012-2-1 15:01:00 org.apache.catalina.core.StandardContext addApplicationListener

分类：数据库
2009-06-09 16:30 413人阅读评论(0) 收藏举报

如果你觉得你程序上应该没问题了，例如：驱动已经连接好了，然后你的配置文件也没问题了，那你就要看看你的包是不是导入到有问题了：

1. 将servlet-api.jar和classes12.jar考到WEB-INF/lib目录下

2. 将servlet-api.jar和classes12.jar考到/Tomcat 5.0/common/lib下