java.lang.NullPointerException

Jive Software Open Source | Daryl Herzmann | 2 years ago
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  1. 0

    Ignite's Openfire is currently logging these tracebacks, I am unsure if the two are related but am including them both as they have the same timestamp. {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.cluster.MUCRoomTask - The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" org.dom4j.IllegalAddException: The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" at org.dom4j.tree.AbstractElement.addNode(AbstractElement.java:1521) at org.dom4j.tree.AbstractElement.add(AbstractElement.java:1002) at org.jivesoftware.openfire.muc.spi.LocalMUCRole.setPresence(LocalMUCRole.java:165) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1828) at org.jivesoftware.openfire.muc.cluster.UpdatePresence$1.run(UpdatePresence.java:69) at org.jivesoftware.openfire.muc.cluster.MUCRoomTask.execute(MUCRoomTask.java:85) at org.jivesoftware.openfire.muc.cluster.UpdatePresence.run(UpdatePresence.java:67) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1811) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code} {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.spi.LocalMUCUser - Internal server error java.lang.NullPointerException at org.dom4j.tree.AbstractBranch.appendContent(AbstractBranch.java:290) at org.dom4j.tree.AbstractElement.createCopy(AbstractElement.java:1275) at org.xmpp.packet.Presence.<init>(Presence.java:85) at org.xmpp.packet.Presence.createCopy(Presence.java:309) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1814) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code}

    Jive Software Open Source | 2 years ago | Daryl Herzmann
    java.lang.NullPointerException
  2. 0

    Ignite's Openfire is currently logging these tracebacks, I am unsure if the two are related but am including them both as they have the same timestamp. {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.cluster.MUCRoomTask - The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" org.dom4j.IllegalAddException: The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" at org.dom4j.tree.AbstractElement.addNode(AbstractElement.java:1521) at org.dom4j.tree.AbstractElement.add(AbstractElement.java:1002) at org.jivesoftware.openfire.muc.spi.LocalMUCRole.setPresence(LocalMUCRole.java:165) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1828) at org.jivesoftware.openfire.muc.cluster.UpdatePresence$1.run(UpdatePresence.java:69) at org.jivesoftware.openfire.muc.cluster.MUCRoomTask.execute(MUCRoomTask.java:85) at org.jivesoftware.openfire.muc.cluster.UpdatePresence.run(UpdatePresence.java:67) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1811) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code} {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.spi.LocalMUCUser - Internal server error java.lang.NullPointerException at org.dom4j.tree.AbstractBranch.appendContent(AbstractBranch.java:290) at org.dom4j.tree.AbstractElement.createCopy(AbstractElement.java:1275) at org.xmpp.packet.Presence.<init>(Presence.java:85) at org.xmpp.packet.Presence.createCopy(Presence.java:309) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1814) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code}

    JIRA | 2 years ago | Daryl Herzmann
    java.lang.NullPointerException
  3. 0

    Ignite's Openfire is currently logging these tracebacks, I am unsure if the two are related but am including them both as they have the same timestamp. {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.cluster.MUCRoomTask - The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" org.dom4j.IllegalAddException: The node "org.dom4j.tree.DefaultElement@7c2bd8b [Element: <x uri: http://jabber.org/protocol/muc#user attributes: []/>]" could not be added to the element "presence" because: The Node already has an existing parent of "presence" at org.dom4j.tree.AbstractElement.addNode(AbstractElement.java:1521) at org.dom4j.tree.AbstractElement.add(AbstractElement.java:1002) at org.jivesoftware.openfire.muc.spi.LocalMUCRole.setPresence(LocalMUCRole.java:165) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1828) at org.jivesoftware.openfire.muc.cluster.UpdatePresence$1.run(UpdatePresence.java:69) at org.jivesoftware.openfire.muc.cluster.MUCRoomTask.execute(MUCRoomTask.java:85) at org.jivesoftware.openfire.muc.cluster.UpdatePresence.run(UpdatePresence.java:67) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1811) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code} {code} 2015.07.02 14:02:36 org.jivesoftware.openfire.muc.spi.LocalMUCUser - Internal server error java.lang.NullPointerException at org.dom4j.tree.AbstractBranch.appendContent(AbstractBranch.java:290) at org.dom4j.tree.AbstractElement.createCopy(AbstractElement.java:1275) at org.xmpp.packet.Presence.<init>(Presence.java:85) at org.xmpp.packet.Presence.createCopy(Presence.java:309) at org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1814) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566) at org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197) at org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331) at org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591) at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401) at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84) at org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84) at org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284) at org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60) at org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) {code}

    Jive Software Open Source | 2 years ago | Daryl Herzmann
    java.lang.NullPointerException
  4. Speed up your debug routine!

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.dom4j.tree.AbstractBranch.appendContent()
    2. dom4j
      AbstractElement.createCopy
      1. org.dom4j.tree.AbstractBranch.appendContent(AbstractBranch.java:290)
      2. org.dom4j.tree.AbstractElement.createCopy(AbstractElement.java:1275)
      2 frames
    3. org.xmpp.packet
      Presence.createCopy
      1. org.xmpp.packet.Presence.<init>(Presence.java:85)
      2. org.xmpp.packet.Presence.createCopy(Presence.java:309)
      2 frames
    4. org.jivesoftware.openfire
      ServerSocketReader$2.run
      1. org.jivesoftware.openfire.muc.spi.LocalMUCRoom.presenceUpdated(LocalMUCRoom.java:1814)
      2. org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:566)
      3. org.jivesoftware.openfire.muc.spi.LocalMUCUser.process(LocalMUCUser.java:197)
      4. org.jivesoftware.openfire.muc.spi.MultiUserChatServiceImpl.processPacket(MultiUserChatServiceImpl.java:331)
      5. org.jivesoftware.openfire.component.InternalComponentManager$RoutableComponents.process(InternalComponentManager.java:591)
      6. org.jivesoftware.openfire.spi.RoutingTableImpl.routeToComponent(RoutingTableImpl.java:401)
      7. org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:243)
      8. org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:135)
      9. org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:84)
      10. org.jivesoftware.openfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:84)
      11. org.jivesoftware.openfire.net.SocketReader.processPresence(SocketReader.java:284)
      12. org.jivesoftware.openfire.net.ServerSocketReader.access$201(ServerSocketReader.java:60)
      13. org.jivesoftware.openfire.net.ServerSocketReader$2.run(ServerSocketReader.java:122)
      13 frames
    5. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames