紧急：win2000 cluster 下安装Oracle Tomcat 不能正确连接数据库

[苏丹-陈]

安装了win2000 Adv Server有磁盘阵列上， oracle和tomcat软件都安装在阵列盘中。在单机上安装Oracle，tomcat都测试通过，jsp页面可以正常访问数据库。就是在cluster环境下报错。

[苏丹-陈]

2003-12-24 00:03:32 WebappLoader[/wzms]: Deploying class repositories to work directory F:\Tomcat 4.1\work\Standalone\localhost\wzms
2003-12-24 00:03:33 WebappLoader[/wzms]: Deploy class files /WEB-INF/classes to f:\mirge\WEB-INF\classes
2003-12-24 00:03:33 WebappLoader[/wzms]: Deploy JAR /WEB-INF/lib/classes12.jar to f:\mirge\WEB-INF\lib\classes12.jar
2003-12-24 00:03:33 WebappLoader[/wzms]: Deploy JAR /WEB-INF/lib/jspsmartupload.jar to f:\mirge\WEB-INF\lib\jspsmartupload.jar
2003-12-24 00:03:33 WebappLoader[/wzms]: Deploy JAR /WEB-INF/lib/nls_charset12.jar to f:\mirge\WEB-INF\lib\nls_charset12.jar
2003-12-24 00:03:33 WebappLoader[/wzms]: Reloading checks are enabled for this Context
2003-12-24 00:03:33 StandardManager[/wzms]: Seeding random number generator class java.security.SecureRandom
2003-12-24 00:03:33 StandardManager[/wzms]: Seeding of random number generator has been completed
2003-12-24 00:03:33 StandardWrapper[/wzms:default]: Loading container servlet default
2003-12-24 00:03:33 StandardWrapper[/wzms:invoker]: Loading container servlet invoker
2003-12-24 00:04:20 StandardWrapperValve[jsp]: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:254)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
.......

[苏丹-陈]

----- Root Cause -----
java.lang.NullPointerException
at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:822)
at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:398)
at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:503)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:778)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:137)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:210)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

[苏丹-陈]

Created catalinaLoader in: f:\Tomcat 4.1\server\lib
2003-12-24 12:26:48 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on port 80
2003-12-24 12:26:50 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='org.apache.struts.util.LocalStrings', returnNull=true
2003-12-24 12:26:50 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='org.apache.struts.action.ActionResources', returnNull=true
2003-12-24 12:26:51 org.apache.struts.util.PropertyMessageResources <init>
信息: Initializing, config='org.apache.webapp.admin.ApplicationResources', returnNull=true
2003-12-24 12:26:53 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on port 80
2003-12-24 12:26:53 org.apache.jk.common.ChannelSocket init
信息: JK2: ajp13 listening on /0.0.0.0:8009
2003-12-24 12:26:53 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/47 config=f:\Tomcat 4.1\conf\jk2.properties
java.lang.ClassNotFoundException: oracle/jdbc/driver/OracleDriver
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at com.railway.sh.db.utility.ConnectionPool.<init>(ConnectionPool.java:61)
at com.railway.sh.db.utility.ConnectionPool.getInstance(ConnectionPool.java:21)
at com.railway.sh.WzDocManager.wzDocNew(WzDocManager.java:152)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:286)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:137)