java.lang.RuntimeException: Unable to start activity ComponentInfo{com.m01nyabesh.yabesh/com.m01nyabesh.yabesh.MainActivity}: java.lang.NullPointerException

Stack Overflow | Moin Mahdi | 4 months ago
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    Stack Overflow | 4 months ago | Moin Mahdi
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.m01nyabesh.yabesh/com.m01nyabesh.yabesh.MainActivity}: 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:1853)
    1 frame
  3. com.m01nyabesh.yabesh
    MainActivity.onCreate
    1. com.m01nyabesh.yabesh.ToolBarNavigation.exe(ToolBarNavigation.java:16)
    2. com.m01nyabesh.yabesh.MainActivity.onCreate(MainActivity.java:24)
    2 frames
  4. Android Platform
    ActivityThread.performLaunchActivity
    1. android.app.Activity.performCreate(Activity.java:5133)
    2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
    3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2175)
    3 frames