java.lang.NullPointerException

tuscany-dev | 冯仁君 | 4 years ago
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    Fwd: How to run TUSCANY and BPEL within shell

    tuscany-dev | 4 years ago | 冯仁君
    java.lang.NullPointerException
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    Not work with min api 9

    GitHub | 2 years ago | idemax
    java.lang.NullPointerException: null receiver
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    Error getting location on Activity in Android

    Stack Overflow | 2 years ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'double android.location.Location.getLatitude()' on a null object reference at greetrack.estg.ipvc.greentrack.Adicionar.locInicio(Adicionar.java:53)

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.tuscany.sca.core.context.impl.ServiceReferenceImpl.getService()
    2. Apache Tuscany SCA Base Jar
      ServiceReferenceImpl.getService
      1. org.apache.tuscany.sca.core.context.impl.ServiceReferenceImpl.getService(ServiceReferenceImpl.java:160)
      1 frame
    3. org.apache.tuscany
      Shell.main
      1. org.apache.tuscany.sca.impl.ServiceHelper.getService(ServiceHelper.java:82)
      2. org.apache.tuscany.sca.impl.NodeImpl.getService(NodeImpl.java:470)
      3. org.apache.tuscany.sca.shell.commands.Invoke.invoke(Invoke.java:85)
      4. org.apache.tuscany.sca.shell.Shell$1.call(Shell.java:518)
      5. org.apache.tuscany.sca.shell.Shell$1.call(Shell.java:516)
      6. org.apache.tuscany.sca.shell.Shell.apply(Shell.java:628)
      7. org.apache.tuscany.sca.shell.Shell.run(Shell.java:642)
      8. org.apache.tuscany.sca.shell.Shell.main(Shell.java:112)
      8 frames
    4. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      4. java.lang.reflect.Method.invoke(Method.java:597)
      4 frames