java.lang.NullPointerException

coderanch.com | 4 months ago
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.commons.digester.Digester.getXMLReader()
    2. Commons Digester
      Digester.parse
      1. org.apache.commons.digester.Digester.getXMLReader(Digester.java:1058)
      2. org.apache.commons.digester.Digester.parse(Digester.java:1887)
      2 frames
    3. Tiles - Core Library
      CachingLocaleUrlDefinitionDAO.getDefinition
      1. org.apache.tiles.definition.digester.DigesterDefinitionsReader.read(DigesterDefinitionsReader.java:329)
      2. org.apache.tiles.definition.dao.BaseLocaleUrlDefinitionDAO.loadDefinitionsFromURL(BaseLocaleUrlDefinitionDAO.java:276)
      3. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(CachingLocaleUrlDefinitionDAO.java:251)
      4. org.apache.tiles.definition.dao.ResolvingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(ResolvingLocaleUrlDefinitionDAO.java:65)
      5. org.apache.tiles.definition.dao.ResolvingLocaleUrlDefinitionDAO.loadParentDefinitions(ResolvingLocaleUrlDefinitionDAO.java:58)
      6. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(CachingLocaleUrlDefinitionDAO.java:239)
      7. org.apache.tiles.definition.dao.ResolvingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(ResolvingLocaleUrlDefinitionDAO.java:65)
      8. org.apache.tiles.definition.dao.ResolvingLocaleUrlDefinitionDAO.loadParentDefinitions(ResolvingLocaleUrlDefinitionDAO.java:58)
      9. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(CachingLocaleUrlDefinitionDAO.java:239)
      10. org.apache.tiles.definition.dao.ResolvingLocaleUrlDefinitionDAO.loadDefinitionsFromURLs(ResolvingLocaleUrlDefinitionDAO.java:65)
      11. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.loadDefinitions(CachingLocaleUrlDefinitionDAO.java:222)
      12. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.checkAndloadDefinitions(CachingLocaleUrlDefinitionDAO.java:204)
      13. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.getDefinitions(CachingLocaleUrlDefinitionDAO.java:154)
      14. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.getDefinition(CachingLocaleUrlDefinitionDAO.java:123)
      15. org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.getDefinition(CachingLocaleUrlDefinitionDAO.java:54)
      15 frames
    4. Tiles
      UnresolvingLocaleDefinitionsFactory.getDefinition
      1. org.apache.tiles.definition.UnresolvingLocaleDefinitionsFactory.getDefinition(UnresolvingLocaleDefinitionsFactory.java:105)
      1 frame
    5. Tiles - Core Library
      BasicTilesContainer.render
      1. org.apache.tiles.impl.BasicTilesContainer.getDefinition(BasicTilesContainer.java:364)
      2. org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:618)
      3. org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:321)
      3 frames
    6. Spring MVC
      FrameworkServlet.doGet
      1. org.springframework.web.servlet.view.tiles2.TilesView.renderMergedOutputModel(TilesView.java:124)
      2. org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:250)
      3. org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1047)
      4. org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:817)
      5. org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719)
      6. org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644)
      7. org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549)
      7 frames
    7. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      2 frames
    8. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
      5. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
      6. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
      7. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
      8. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
      8 frames
    9. Grizzly HTTP
      LeaderFollowerWorkerThread.runIt
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:873)
      2. org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
      3. org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
      4. org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
      4 frames
    10. Tomcat Util
      ThreadPool$ControlRunnable.run
      1. org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
      1 frame
    11. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:595)
      1 frame