title: IllegalStateException:android.widget.ListView is not a view that can be bounds by this SimpleAdapter
body: <p>Getting a IllegalStateException SimpleAdapter.java:195 and ...when list view showing something from simple adapter
  you can get my source code here <a href="https://github.com/Wifin/WifinApp" rel="nofollow">https://github.com/Wifin/WifinApp</a></p>
  
  <p><strong>Code snippet 1</strong></p>
  
  <pre><code>public class MainActivity extends Activity 
  {
  
      TextView txtlocation;
      TextView txtstatus;
      TextView txtinstant;
      Button btn_loc;
      Button btn_ser;
      Button bnt_aploc;
      ListView wifi_lv;
      myLocation mlocal;
      myWifi mwifi;
      WifiReceiver mreceiver;
      SimpleAdapter adapter;
      ArrayList&lt;HashMap&lt;String, String&gt;&gt; arraylist;
      String ITEM_KEY;
  
  
      @Override
      public void onCreate(Bundle savedInstanceState)
      {
  
          super.onCreate(savedInstanceState);
          setContentView(R.layout.activity_main);
  
          arraylist = new ArrayList&lt;HashMap&lt;String, String&gt;&gt;();
          ITEM_KEY = "key";
  
          adapter = new SimpleAdapter(
                  this, 
                  arraylist, 
                  R.layout.activity_main,
                  new String[] { ITEM_KEY },
                  new int[] { R.id.listView_wifi });
  
          txtlocation= (TextView) findViewById(R.id.locView);
          btn_loc  = (Button) this.findViewById(R.id.button_location);
          btn_ser = (Button) this.findViewById(R.id.button_services);
          bnt_aploc = (Button) this.findViewById(R.id.button_aploc);
          wifi_lv =(ListView)findViewById(R.id.listView_wifi);
          mlocal = new myLocation();
          mwifi =new myWifi();
          mreceiver =new WifiReceiver();
  
          mlocal.checkGoogleplay(this);       
          wifi_lv.setAdapter(adapter);
  
          //mwifi.scanWifi(this.getApplicationContext());
  
          mwifi.wifi= (WifiManager) getSystemService(Context.WIFI_SERVICE);
  
  
              btn_loc.setOnClickListener(new View.OnClickListener() {
  
              @Override
              public void onClick(View v) {
                      // TODO Auto-generated method stub
                  arraylist.clear();
                      mlocal.getlocation();
                      mwifi.scanWifi();
                      mreceiver.getwifilist(MainActivity.this);   
                  adapter.notifyDataSetChanged();
              }
        });
  </code></pre>
  
  <p><strong>Code snippet 2</strong></p>
  
  <pre><code>package com.example.Wifin;
  
  import java.util.HashMap;
  import java.util.List;
  
  import android.content.BroadcastReceiver;
  import android.content.Context;
  import android.content.Intent;
  import android.net.wifi.ScanResult;
  import android.net.wifi.WifiManager;
  
  public class WifiReceiver extends BroadcastReceiver
  {
  
      List&lt;ScanResult&gt; wifilist;
      int size=0;
      double ap_rssi;
      double ap_feq;
      double distance;
      String ssid;
  
  
      @Override
      public void onReceive(Context c, Intent i) {
          // TODO Auto-generated method stub  
          System.out.println("111");
          if (i.getAction().equals(
                  WifiManager.SCAN_RESULTS_AVAILABLE_ACTION));
          wifilist = ((WifiManager) c.getSystemService(Context.WIFI_SERVICE)).getScanResults();
  
      }
  
      public void getwifilist (MainActivity ma)
      {
          if (wifilist!=null)
          {   
  
          try {
              size =wifilist.size()-1;
              while (size &gt;= 0) 
              {                   
                  ap_rssi = Double.valueOf(wifilist.get(size).level);
                  ap_feq = Double.valueOf(wifilist.get(size).frequency);
                  ssid = String.valueOf(wifilist.get(size).SSID);
  
                  distance=Math.pow(10, (Math.abs(ap_rssi)-20*Math.log10(ap_feq)-32.44)/20)*1000;
  
                  System.out.println("distance:"+(Math.round(distance*100))/100.0);
  
                  HashMap&lt;String, String&gt; item = new HashMap&lt;String, String&gt;();
                  item.put(ma.ITEM_KEY, ssid +""+String.valueOf((Math.round(distance*100))/100.0));
                  ma.arraylist.add(item);
                  size--; 
                }
              }
              catch (Exception e) {
  
              }
          }
      }
  
  }
  </code></pre>
  
  <p><strong>catlog</strong></p>
  
  <pre><code>08-25 01:25:55.427: E/AndroidRuntime(5009): FATAL EXCEPTION: main
  08-25 01:25:55.427: E/AndroidRuntime(5009): java.lang.IllegalStateException: android.widget.ListView is not a  view that can be bounds by this SimpleAdapter
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.SimpleAdapter.bindView(SimpleAdapter.java:195)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.SimpleAdapter.createViewFromResource(SimpleAdapter.java:126)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.SimpleAdapter.getView(SimpleAdapter.java:114)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.AbsListView.obtainView(AbsListView.java:2177)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.ListView.measureHeightOfChildren(ListView.java:1247)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.ListView.onMeasure(ListView.java:1159)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.View.measure(View.java:15848)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.RelativeLayout.measureChild(RelativeLayout.java:698)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:494)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.View.measure(View.java:15848)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5008)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.View.measure(View.java:15848)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5008)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at com.android.internal.widget.ActionBarOverlayLayout.onMeasure(ActionBarOverlayLayout.java:302)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.View.measure(View.java:15848)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5008)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2189)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.View.measure(View.java:15848)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1905)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1104)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1284)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1004)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5481)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.Choreographer.doCallbacks(Choreographer.java:562)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.Choreographer.doFrame(Choreographer.java:532)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.os.Handler.handleCallback(Handler.java:730)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.os.Handler.dispatchMessage(Handler.java:92)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.os.Looper.loop(Looper.java:137)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at android.app.ActivityThread.main(ActivityThread.java:5103)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at java.lang.reflect.Method.invokeNative(Native Method)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at java.lang.reflect.Method.invoke(Method.java:525)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
  08-25 01:25:55.427: E/AndroidRuntime(5009):     at dalvik.system.NativeStart.main(Native Method)
  </code></pre>