| Summary: | Whenever I run a servlet using 'Run on server' option it displays a HTTP Staus 500 error window | ||||||||
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| Product: | [WebTools] WTP ServerTools | Reporter: | Gopinath <gopinath.r90> | ||||||
| Component: | jst.server | Assignee: | jst.server <jst.server-inbox> | ||||||
| Status: | NEW --- | QA Contact: | Elson Yuen <eyuen7> | ||||||
| Severity: | normal | ||||||||
| Priority: | P3 | ||||||||
| Version: | unspecified | ||||||||
| Target Milestone: | --- | ||||||||
| Hardware: | PC | ||||||||
| OS: | Windows 7 | ||||||||
| Whiteboard: | |||||||||
| Attachments: |
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Created attachment 208043 [details]
screenshot of the error window
Eclipse Ganymede Version: 3.4.1 Build id: M20080911-1700 Created attachment 208045 [details]
Source code of my servlet & jsp
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Build Identifier: Version: 3.4.1 Build ID : M20080911-1700 Dec 7, 2011 3:24:59 PM org.apache.tomcat.util.digester.SetPropertiesRule begin WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Cart1' did not find a matching property. Dec 7, 2011 3:24:59 PM org.apache.catalina.core.AprLifecycleListener init INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: Q:\tcat6020\Java\jre1.6.0_03\bin;.;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;Q:/tcat6020/Java/jre1.6.0_03/bin/client;Q:/tcat6020/Java/jre1.6.0_03/bin;Q:\ECJ2EE.340\VFS\CSIDL_SYSTEM\;Q:\ECJ2EE.340\VFS\CSIDL_WINDOWS\;C:\Program Files\Microsoft Application Virtualization Client\;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Windows Imaging\;C:\Program Files\Microsoft Application Virtualization Client;ORACLE_HOME\bin;Q:\ecj2ee.340\Java\jdk1.5.0_18\bin; Dec 7, 2011 3:24:59 PM org.apache.coyote.http11.Http11Protocol init INFO: Initializing Coyote HTTP/1.1 on http-8080 Dec 7, 2011 3:24:59 PM org.apache.catalina.startup.Catalina load INFO: Initialization processed in 369 ms Dec 7, 2011 3:24:59 PM org.apache.catalina.core.StandardService start INFO: Starting service Catalina Dec 7, 2011 3:24:59 PM org.apache.catalina.core.StandardEngine start INFO: Starting Servlet Engine: Apache Tomcat/6.0.20 Dec 7, 2011 3:24:59 PM org.apache.coyote.http11.Http11Protocol start INFO: Starting Coyote HTTP/1.1 on http-8080 Dec 7, 2011 3:24:59 PM org.apache.jk.common.ChannelSocket init INFO: JK: ajp13 listening on /0.0.0.0:8009 Dec 7, 2011 3:24:59 PM org.apache.jk.server.JkMain start INFO: Jk running ID=0 time=0/25 config=null Dec 7, 2011 3:24:59 PM org.apache.catalina.startup.Catalina start INFO: Server startup in 358 ms Dec 7, 2011 3:26:02 PM org.apache.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet ShopCart threw exception java.lang.NullPointerException at model.ShopCart.doPost(ShopCart.java:52) at model.ShopCart.doGet(ShopCart.java:34) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454) at java.lang.Thread.run(Unknown Source) Reproducible: Always