java.lang.NullPointerException

JIRA | Gaston Dombiak | 1 decade ago
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  1. 0

    2005.11.25 15:41:05 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.util.ConcurrentModificationException at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:617) at java.util.LinkedList$ListItr.remove(LinkedList.java:585) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595) 2005.11.25 15:41:55 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.lang.NullPointerException at java.util.LinkedList.remove(LinkedList.java:648) at java.util.LinkedList.access$200(LinkedList.java:74) at java.util.LinkedList$ListItr.remove(LinkedList.java:588) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595)

    JIRA | 1 decade ago | Gaston Dombiak
    java.lang.NullPointerException
  2. 0

    2005.11.25 15:41:05 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.util.ConcurrentModificationException at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:617) at java.util.LinkedList$ListItr.remove(LinkedList.java:585) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595) 2005.11.25 15:41:55 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.lang.NullPointerException at java.util.LinkedList.remove(LinkedList.java:648) at java.util.LinkedList.access$200(LinkedList.java:74) at java.util.LinkedList$ListItr.remove(LinkedList.java:588) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595)

    Jive Software Open Source | 1 decade ago | Gaston Dombiak
    java.lang.NullPointerException
  3. 0

    2005.11.25 15:41:05 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.util.ConcurrentModificationException at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:617) at java.util.LinkedList$ListItr.remove(LinkedList.java:585) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595) 2005.11.25 15:41:55 [org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:203) ] Internal server error java.lang.NullPointerException at java.util.LinkedList.remove(LinkedList.java:648) at java.util.LinkedList.access$200(LinkedList.java:74) at java.util.LinkedList$ListItr.remove(LinkedList.java:588) at org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175) at org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767) at org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214) at org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200) at org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184) at org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69) at org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416) at org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63) at org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190) at org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115) at java.lang.Thread.run(Thread.java:595)

    JIRA | 1 decade ago | Gaston Dombiak
    java.lang.NullPointerException
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  5. 0

    Getting a nullpointer exception when switching displayables in J2ME

    Stack Overflow | 6 years ago | Pallinder
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
  6. 0

    J2ME (Java) - Null Pointer Exception caught in Display Class

    Stack Overflow | 6 years ago | Tom
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at java.util.LinkedList.remove()
    2. Java RT
      LinkedList$ListItr.remove
      1. java.util.LinkedList.remove(LinkedList.java:648)
      2. java.util.LinkedList.access$200(LinkedList.java:74)
      3. java.util.LinkedList$ListItr.remove(LinkedList.java:588)
      3 frames
    3. org.jivesoftware.messenger
      SocketReader.run
      1. org.jivesoftware.messenger.muc.HistoryStrategy.addMessage(HistoryStrategy.java:175)
      2. org.jivesoftware.messenger.muc.MUCRoomHistory.addMessage(MUCRoomHistory.java:105)
      3. org.jivesoftware.messenger.muc.spi.MUCRoomImpl.send(MUCRoomImpl.java:767)
      4. org.jivesoftware.messenger.muc.spi.MUCRoomImpl.sendPublicMessage(MUCRoomImpl.java:750)
      5. org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:214)
      6. org.jivesoftware.messenger.muc.spi.MUCUserImpl.process(MUCUserImpl.java:120)
      7. org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.processPacket(MultiUserChatServerImpl.java:200)
      8. org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl.process(MultiUserChatServerImpl.java:184)
      9. org.jivesoftware.messenger.MessageRouter.route(MessageRouter.java:80)
      10. org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:69)
      11. org.jivesoftware.messenger.net.SocketReader.processMessage(SocketReader.java:416)
      12. org.jivesoftware.messenger.net.ClientSocketReader.processMessage(ClientSocketReader.java:63)
      13. org.jivesoftware.messenger.net.SocketReader.readStream(SocketReader.java:190)
      14. org.jivesoftware.messenger.net.SocketReader.run(SocketReader.java:115)
      14 frames
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:595)
      1 frame