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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 ring4
, 1 year ago
Unable to start activity ComponentInfo{com.androidbegin.buttonclicktutorial/com.androidbegin.buttonclicktutorial.NewActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by Dummy1234
, 2 years ago
Unable to start activity ComponentInfo{com.android.destinationurl/com.android.destinationurl.DestinationURL}: android.os.NetworkOnMainThreadException
via Stack Overflow by imran
, 2 years ago
Unable to start activity ComponentInfo{com.regsiteration.regfi/com.regsiteration.regfi.Main}: android.os.NetworkOnMainThreadException
via Stack Overflow by Unknown author, 2 years ago
Unable to start activity ComponentInfo{com.example.lo2i03/com.example.lo2i03.MainActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by NagarjunaReddy
, 2 years ago
Unable to start activity ComponentInfo{com.example.a/com.example.a.MainActivity}: android.os.NetworkOnMainThreadException
via Stack Overflow by Dite Gashi
, 2 years ago
Unable to start activity ComponentInfo{com.example.ams/com.example.ams.UserPage}: android.os.NetworkOnMainThreadException
android.os.NetworkOnMainThreadException: 	at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1128)	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 org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:137)	at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:164)	at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:119)	at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:365)	at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:555)	at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:487)	at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:465)	at com.androidbegin.buttonclicktutorial.XMLParser.getXmlFromUrl(XMLParser.java:45)