I am getting the following error.
1) Error javax.servlet.ServletException: Cannot create resource instance at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImp l.java:463) at org.apache.jsp.index$jsp._jspService(index$jsp.java:155) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja va:202) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja va:243) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja va:190) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:2 46) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2343) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve. java:170) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java :174) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.connector.warp.WarpRequestHandler.handle(WarpRequestHand ler.java:217) at org.apache.catalina.connector.warp.WarpConnection.run(WarpConnection.java:19 4) at java.lang.Thread.run(Thread.java:536) root cause javax.naming.NamingException: Cannot create resource instance at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory. java:167) at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:311) at org.apache.naming.NamingContext.lookup(NamingContext.java:835) at org.apache.naming.NamingContext.lookup(NamingContext.java:181) at org.apache.naming.NamingContext.lookup(NamingContext.java:822) at org.apache.naming.NamingContext.lookup(NamingContext.java:194) at EmployeeBean.init(EmployeeBean.java:33) at org.apache.jsp.index$jsp._jspService(index$jsp.java:106) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja va:202) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja va:243) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja va:190) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:2 46) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2343) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve. java:170) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170 ) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 64) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java :174) at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:5 66) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943) at org.apache.catalina.connector.warp.WarpRequestHandler.handle(WarpRequestHand ler.java:217) at org.apache.catalina.connector.warp.WarpConnection.run(WarpConnection.java:19 4) at java.lang.Thread.run(Thread.java:536) 2) web.xml file <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN " "http://java.sun.com/j2ee/dtds/web-app_2_2.dtd"> <web-app id="WebApp_ID"> <servlet id="Servlet_1"> <servlet-name>index</servlet-name> <jsp-file>index.jsp</jsp-file> <load-on-startup>1</load-on-startup> </servlet> <welcome-file-list id="WelcomeFileList_1"> <welcome-file>index.jsp</welcome-file> </welcome-file-list> <resource-ref> <description> Resource reference to a factory for java.sql.Connection instances that may be used for talking to a particular database that is configured in the server.xml file. </description> <res-ref-name> jdbc/emain1 </res-ref-name> <res-type> oracle.jdbc.pool.OracleConnectionPoolDataSource </res-type> <res-auth> Container </res-auth> </resource-ref> </web-app> 3) server.xml file (relevant part) <Context path="/emain1" docBase="emain1" debug="0" reloadable="true" crossContext="true"> <Logger className="org.apache.catalina.logger.FileLogger" prefix="localhost_emain1_log." suffix=".txt" timestamp="true"/> <Resource name="jdbc/emain1" auth="Container" type="oracle.jdbc.pool.OracleConnectionPoolDataSource"/> <ResourceParams name="jdbc/emain1"> <parameter> <name>user</name> <value>uname</value> </parameter> <parameter> <name>password</name> <value>pwd</value> </parameter> <parameter> <name>url</name> <value>jdbc:oracle:thin:@host:1526:SID</value> </parameter> </ResourceParams> <Resource name="mail/Session" auth="Container" type="javax.mail.Session"/> <ResourceParams name="mail/Session"> <parameter> <name>mail.smtp.host</name> <value>localhost</value> </parameter> </ResourceParams> </Context> 4) The java file. import javax.sql.*; import javax.naming.*; import oracle.jdbc.pool.*; import oracle.jdbc.driver.*; import oracle.jdbc.*; public class EmployeeBean { private java.sql.ResultSet rset; public EmployeeBean() {} public void init(String str) throws SQLException,Exception { Context initCtx = new InitialContext(); Context envCtx = (Context) initCtx.lookup("java:comp/env"); OracleConnectionPoolDataSource ds = // line 33 as indicated in error trace (OracleConnectionPoolDataSource) envCtx.lookup("jdbc/emain1"); PooledConnection pc = ds.getPooledConnection(); Connection conn = pc.getConnection(); ............. } } I am using tomcat 4.0.x on RedHat Linux 7.1 with oracle9i jdbc driver. (jsdk1.4.x) How do I get around this problem? Thanks Vanga -- To unsubscribe: <mailto:[EMAIL PROTECTED]> For additional commands: <mailto:[EMAIL PROTECTED]> Troubles with the list: <mailto:[EMAIL PROTECTED]>