java.lang.RuntimeException: Unable to start activity ComponentInfo{com.mas.forcheksulotion/com.mas.forcheksulotion.MainActivity}: java.lang.NullPointerException

Stack Overflow | Mas Jamie | 3 years ago
  1. 0

    Parse Json to String

    Stack Overflow | 3 years ago | Mas Jamie
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.mas.forcheksulotion/com.mas.forcheksulotion.MainActivity}: java.lang.NullPointerException
  2. 0

    java.lang.NullPointerException

    GitHub | 3 years ago | Amab
    java.lang.IllegalStateException: Could not execute method of the activity
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  4. 0

    java.lang.NullPointerException

    GitHub | 4 years ago | Amab
    java.lang.NullPointerException

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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.io.StringReader.<init>()
  2. Java RT
    StringReader.<init>
    1. java.io.StringReader.<init>(StringReader.java:46)
    1 frame
  3. Bukkit
    JSONValue.parse
    1. org.json.simple.JSONValue.parse(JSONValue.java:33)
    1 frame
  4. com.mas.forcheksulotion
    MainActivity.onCreate
    1. com.mas.forcheksulotion.MainActivity.onCreate(MainActivity.java:57)
    1 frame
  5. Android Platform
    ActivityThread.main
    1. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
    2. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1630)
    3. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1682)
    4. android.app.ActivityThread.access$1500(ActivityThread.java:117)
    5. android.app.ActivityThread$H.handleMessage(ActivityThread.java:943)
    6. android.os.Handler.dispatchMessage(Handler.java:99)
    7. android.os.Looper.loop(Looper.java:130)
    8. android.app.ActivityThread.main(ActivityThread.java:3744)
    8 frames
  6. Java RT
    Method.invoke
    1. java.lang.reflect.Method.invokeNative(Native Method)
    2. java.lang.reflect.Method.invoke(Method.java:507)
    2 frames
  7. Android
    ZygoteInit.main
    1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
    2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
    2 frames
  8. Android Platform
    NativeStart.main
    1. dalvik.system.NativeStart.main(Native Method)
    1 frame