java.lang.NullPointerException

GitHub | hsivonen | 6 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at nu.validator.servlet.VerifierServletTransaction.useXhtml5Schema()
  2. nu.validator.servlet
    VerifierServlet.doPost
    1. nu.validator.servlet.VerifierServletTransaction.useXhtml5Schema(VerifierServletTransaction.java:895)
    2. nu.validator.servlet.VerifierServletTransaction.setupXmlParser(VerifierServletTransaction.java:1553)
    3. nu.validator.servlet.Html5ConformanceCheckerTransaction.loadDocAndSetupParser(Html5ConformanceCheckerTransaction.java:114)
    4. nu.validator.servlet.VerifierServletTransaction.validate(VerifierServletTransaction.java:966)
    5. nu.validator.servlet.PageEmitter.emit(PageEmitter.java:28)
    6. nu.validator.servlet.VerifierServletTransaction.service(VerifierServletTransaction.java:808)
    7. nu.validator.servlet.VerifierServlet.doPost(VerifierServlet.java:294)
    7 frames
  3. JavaServlet
    HttpServlet.service
    1. javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
    2. javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    2 frames
  4. Jetty
    ServletHandler$CachedChain.doFilter
    1. org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:808)
    2. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)
    2 frames
  5. nu.validator.servlet
    MultipartFormDataFilter.doFilter
    1. nu.validator.servlet.MultipartFormDataFilter.doFilter(MultipartFormDataFilter.java:185)
    1 frame
  6. Jetty
    ServletHandler$CachedChain.doFilter
    1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    1 frame
  7. nu.validator.servlet
    InboundGzipFilter.doFilter
    1. nu.validator.servlet.InboundGzipFilter.doFilter(InboundGzipFilter.java:60)
    1 frame
  8. Jetty
    ServletHandler$CachedChain.doFilter
    1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    1 frame
  9. nu.validator.servlet
    InboundSizeLimitFilter.doFilter
    1. nu.validator.servlet.InboundSizeLimitFilter.doFilter(InboundSizeLimitFilter.java:63)
    1 frame
  10. Jetty
    QueuedThreadPool$3.run
    1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    2. org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:83)
    3. org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:300)
    4. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    5. org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
    6. org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
    7. org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
    8. org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
    9. org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
    10. org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
    11. org.eclipse.jetty.server.Server.handle(Server.java:497)
    12. org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310)
    13. org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
    14. org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540)
    15. org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
    16. org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
    16 frames
  11. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:745)
    1 frame