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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 Stack Overflow by Marjan
, 2 years ago
This exception has no message.
via Stack Overflow by pedja
, 2 years ago
This exception has no message.
via Stack Overflow by princess_blackforest
, 2 years ago
via Stack Overflow by SAbbasizadeh
, 2 years ago
android.os.NetworkOnMainThreadException: 	at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1118)	at java.net.InetAddress.lookupHostByName(InetAddress.java:385)	at java.net.InetAddress.getAllByNameImpl(InetAddress.java:236)	at java.net.InetAddress.getAllByName(InetAddress.java:214)	at libcore.net.http.HttpConnection.(HttpConnection.java:70)	at libcore.net.http.HttpConnection.(HttpConnection.java:50)	at libcore.net.http.HttpConnection$Address.connect(HttpConnection.java:340)