java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare() getting runtime error in android -

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getting runtimeexception in android :

java.lang.runtimeexception: can't create handler inside thread has not called looper.prepare() getting run time error @ toast.maketext(this, latitude+""+longitude, 1).show();

in function updatelocation().

public class location_update extends service {   double latitude;  double longitude;  gpslocation gps;  boolean state=true; @override public ibinder onbind(intent intent) {     // todo auto-generated method stub     return null; }  @override public void oncreate() {     // todo auto-generated method stub     super.oncreate();     timer timer = new timer();     timer.schedule(task, 0,1000*30);  }  timertask task=new timertask() {      @override     public void run() {         // todo auto-generated method stub      updatelocation();     } };    public void updatelocation() {     gps = new gpslocation(mainactivity.dis);      // check if gps enabled          if(gps.cangetlocation()){         latitude = gps.getlatitude();         longitude = gps.getlongitude();         try         {      toast.maketext(this, latitude+""+longitude, 1).show();          }         catch(exception e)         {             log.d("error", "msg:-- "+e);         }         // \n new line         //toast.maketext(location_update.this, "your location - \nlat: " + latitude + "\nlong: " + longitude, toast.length_long).show();         }else{         // can't location         // gps or network not enabled         // ask user enable gps/network in settings         gps.showsettingsalert();     }      if(gps.getlatitude()!=0.0 && gps.getlongitude()!=0.0)     {     try {              string url = "http://surajsingh.freetzi.com/insert_longi_latti.php?latti="+latitude+"&longi="+longitude;             httpget = new httpget(url);             defaulthttpclient httpclient = new defaulthttpclient();             httpresponse httpresponse = httpclient.execute(get);             httpentity httpentity = httpresponse.getentity();             string data = entityutils.tostring(httpentity);             jsonobject obj = new jsonobject(data);             int status = obj.getint("status");             }          catch (exception e) {             // todo: handle exception             // toast.maketext(location_update.this, ""+e, 1).show();              log.d("error", ""+e);         }      } }   }

you're calling worker thread. need call toast.maketext() within main thread. use handler.


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