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

  1. ,
    via Stack Overflow by Razgriz

    Happens when you make a network call on the main UI thread of the Android application which results in a UI freeze until the network call is complete and the response is received. Instead, execute the network calls in the background: use AsyncTask.

  2. ,

    An alternative for just getting rid of the Exception is use StrictMode.ThreadPolicy to force execute on main thread.

    StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
    StrictMode.setThreadPolicy(policy);
    

Solutions on the web

via testin.cn by Unknown author, 1 year ago
Unable to start activity ComponentInfo{com.example.itesterror/com.example.itesterror.MainActivity}: android.os.NetworkOnMainThreadException
via testin.cn by Unknown author, 1 year ago
Unable to start activity ComponentInfo{com.example.itesterror/com.example.itesterror.MainActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by Droid Beginner
, 2 years ago
Unable to start activity ComponentInfo{in.wptrafficanalyzer.actionbarsherlocknavtab/in.wptrafficanalyzer.actionbarsherlocknavtab.MainActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by Bryan
, 2 years ago
Unable to start activity ComponentInfo{com.threesixteenapps.treymorgan/com.threesixteenapps.treymorgan.CustomizedListView}: android.os.NetworkOnMainThreadException
via Stack Overflow by user2127793
, 2 years ago
Unable to start activity ComponentInfo{in.wptrafficanalyzer.actionbarnavtab/in.wptrafficanalyzer.actionbarnavtab.MainActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by Rob Birkett
, 2 years ago
Unable to start activity ComponentInfo{police.uk.greatermanchesterpoliceandroid/police.uk.greatermanchesterpoliceandroid.CustomizedListView}: android.os.NetworkOnMainThreadException
android.os.NetworkOnMainThreadException: 	at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1121)	at java.net.InetAddress.lookupHostByName(InetAddress.java:385)	at java.net.InetAddress.getAllByNameImpl(InetAddress.java:236)	at java.net.InetAddress.getAllByName(InetAddress.java:214)	at libcore.net.http.HttpConnection.(HttpConnection.java:70)	at libcore.net.http.HttpConnection.(HttpConnection.java:50)	at libcore.net.http.HttpConnection$Address.connect(HttpConnection.java:340)	at libcore.net.http.HttpConnectionPool.get(HttpConnectionPool.java:87)	at libcore.net.http.HttpConnection.connect(HttpConnection.java:128)	at libcore.net.http.HttpEngine.openSocketConnection(HttpEngine.java:315)	at libcore.net.http.HttpEngine.connect(HttpEngine.java:310)	at libcore.net.http.HttpEngine.sendSocketRequest(HttpEngine.java:289)	at libcore.net.http.HttpEngine.sendRequest(HttpEngine.java:239)	at libcore.net.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:273)	at libcore.net.http.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:168)	at com.example.itesterror.MainActivity.onCreate(MainActivity.java:45)	at android.app.Activity.performCreate(Activity.java:5045)	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2031)	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2092)	at android.app.ActivityThread.access$600(ActivityThread.java:133)	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1203)	at android.os.Handler.dispatchMessage(Handler.java:99)	at android.os.Looper.loop(Looper.java:137)	at android.app.ActivityThread.main(ActivityThread.java:4802)	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:809)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576)	at dalvik.system.NativeStart.main(Native Method)