java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.connection/com.example.connection.Messages}: java.lang.NullPointerException

Stack Overflow | Amir133 | 5 months ago
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    Stack Overflow | 5 months ago | Amir133
    java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.example.connection/com.example.connection.Messages}: java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at android.app.Activity.findViewById()
  2. Android Platform
    Activity.findViewById
    1. android.app.Activity.findViewById(Activity.java:1899)
    1 frame
  3. com.example.connection
    Messages.<init>
    1. com.example.connection.Messages.<init>(Messages.java:23)
    1 frame
  4. Java RT
    Class.newInstance
    1. java.lang.Class.newInstanceImpl(Native Method)
    2. java.lang.Class.newInstance(Class.java:1215)
    2 frames
  5. Android Platform
    ActivityThread.performLaunchActivity
    1. android.app.Instrumentation.newActivity(Instrumentation.java:1061)
    2. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2255)
    2 frames