java.lang.NullPointerException

Google Groups | Dmitriy Vi | 4 months ago
  1. 0

    multi-line multi-format logs - how?

    Google Groups | 4 months ago | Dmitriy Vi
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at java.util.concurrent.FutureTask.<init>()
    2. Java RT
      FutureTask.<init>
      1. java.util.concurrent.FutureTask.<init>(FutureTask.java:134)
      1 frame
    3. com.somecompany.eps
      ControllableProducer.newTask
      1. com.somecompany.eps.producer.AbstractProducer$2.<init>(AbstractProducer.java:154)
      2. com.somecompany.eps.producer.AbstractProducer.execute(AbstractProducer.java:153)
      3. com.somecompany.eps.producer.ControllableProducer.messageReceived(ControllableProducer.java:536)
      4. com.somecompany.eps.producer.ControllableProducer.newTask(ControllableProducer.java:293)
      4 frames
    4. Java RT
      RequiredModelMBean.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:606)
      5. sun.reflect.misc.Trampoline.invoke(MethodUtil.java:75)
      6. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      7. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      8. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      9. java.lang.reflect.Method.invoke(Method.java:606)
      10. sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:279)
      11. javax.management.modelmbean.RequiredModelMBean$4.run(RequiredModelMBean.java:1245)
      12. java.security.AccessController.doPrivileged(Native Method)
      13. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
      14. javax.management.modelmbean.RequiredModelMBean.invokeMethod(RequiredModelMBean.java:1239)
      15. javax.management.modelmbean.RequiredModelMBean.invoke(RequiredModelMBean.java:1077)
      15 frames
    5. Spring Context
      SpringModelMBean.invoke
      1. org.springframework.jmx.export.SpringModelMBean.invoke(SpringModelMBean.java:90)
      1 frame
    6. Java RT
      Thread.run
      1. com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
      2. com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
      3. javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1487)
      4. javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:97)
      5. javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1328)
      6. javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1420)
      7. javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:848)
      8. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      9. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      10. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      11. java.lang.reflect.Method.invoke(Method.java:606)
      12. sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
      13. sun.rmi.transport.Transport$1.run(Transport.java:177)
      14. sun.rmi.transport.Transport$1.run(Transport.java:174)
      15. java.security.AccessController.doPrivileged(Native Method)
      16. sun.rmi.transport.Transport.serviceCall(Transport.java:173)
      17. sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:556)
      18. sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:811)
      19. sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:670)
      20. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      21. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      22. java.lang.Thread.run(Thread.java:724)
      22 frames