java.lang.RuntimeException: Unable to start activity ComponentInfo{bwrt.monsters.android.com.blesswhoreadthis/bwrt.monsters.android.com.blesswhoreadthis.Activity.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:2059) at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2084)

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

Do you know how to solve this issue? Write a tip to help other users and build your expert profile.

Solutions on the web

via Stack Overflow by PhilipJ
, 1 year ago
Unable to start activity ComponentInfo{bwrt.monsters.android.com.blesswhoreadthis/bwrt.monsters.android.com.blesswhoreadthis.Activity.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:2059) at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2084)
via Stack Overflow by Manparvesh
, 2 years ago
Unable to start activity ComponentInfo{com.manparvesh.soilclassification/com.manparvesh.Soil.USCS_Open}: java.lang.NumberFormatException: Invalid double: "" at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2059) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)
via Stack Overflow by RoyValentine
, 2 years ago
Unable to start activity ComponentInfo{com./////.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2211) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
via Stack Overflow by Omar Hesham
, 2 years ago
. at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2059) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)
via Stack Overflow by Joseph
, 2 years ago
Unable to instantiate activity ComponentInfo{com.mobilebasedsignlanguage/com.mobilebasedsignlanguage.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2106) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
via Stack Overflow by Jesavino
, 2 years ago
Unable to start activity ComponentInfo{edu.wm.cs.cs301.jesavino/edu.wm.cs.cs301.jesavino.UI.PlayActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2211) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2261)
java.lang.RuntimeException: Unable to start activity ComponentInfo{bwrt.monsters.android.com.blesswhoreadthis/bwrt.monsters.android.com.blesswhoreadthis.Activity.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:2059) at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2084)
at wrt.monsters.android.com.blesswhoreadthis.Fragment.GenesisFragment.onCreate(GenesisFragment.java:58)
at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:796)
at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1035)
at android.app.BackStackRecord.run(BackStackRecord.java:635)
at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1397)
at android.app.Activity.performStart(Activity.java:5017)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2032)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)
at android.app.ActivityThread.access$600(ActivityThread.java:130)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4745)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.