java.lang.NullPointerException: Name is null

Stack Overflow | koszti | 8 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    Name is null

    at java.lang.Enum.valueOf()
  2. Java RT
    Enum.valueOf
    1. java.lang.Enum.valueOf(Enum.java:236)
    1 frame
  3. crazydev.iccube.gwt
    IcCubeHttpServlet.doGet
    1. crazydev.iccube.gwt.base.shared.model.file.GwtFileType.valueOf(SourceFile:15)
    2. crazydev.iccube.gwt.server.service.IcCubeFileDownloadServlet.doHandle(SourceFile:119)
    3. crazydev.iccube.gwt.server.servlet.IcCubeHttpServlet.doGet(SourceFile:28)
    3 frames
  4. JavaServlet
    HttpServlet.service
    1. javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
    2. javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    2 frames
  5. Jetty
    ServletHolder.handle
    1. org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:808)
    1 frame
  6. crazydev.iccube.server
    IcCubeServletHolder.handle
    1. crazydev.iccube.server.http.IcCubeServletHolder.handle(SourceFile:63)
    1 frame
  7. Jetty
    ServletHandler$CachedChain.doFilter
    1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)
    2. org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:83)
    3. org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:364)
    4. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    4 frames
  8. crazydev.iccube.server
    IcCubeGwtAuthenticationServletFilter.doFilter
    1. crazydev.iccube.server.authentication.IcCubeGwtAuthenticationServletFilter.doFilter(SourceFile:101)
    1 frame
  9. Jetty
    QueuedThreadPool$3.run
    1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
    2. org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
    3. org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:221)
    4. org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
    5. org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
    6. org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
    7. org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
    8. org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
    9. org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110)
    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
  10. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:745)
    1 frame