java.lang.reflect.InvocationTargetException

Stack Overflow | LanHikari308 | 7 months ago
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    java - So I get the NullPointerException, how can I fix it?

    Stack Overflow | 7 months ago | LanHikari308
    java.lang.reflect.InvocationTargetException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at jp.ac.kcg.java1.JavatterController.tw()
    2. jp.ac.kcg
      JavatterController.tw
      1. jp.ac.kcg.java1.JavatterController.tw(JavatterController.java:39)
      1 frame
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    4. jp.ac.kcg
      Javatter.main
      1. jp.ac.kcg.java1.Javatter.main(Javatter.java:48)
      1 frame