title: android.content.res.Resources$NotFoundException: Resource ID #0x0 after onCreate()
body: <p>Im developing an Android app. I have this xml layout:</p>
  
  <pre><code>&lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:tools="http://schemas.android.com/tools"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  tools:context=".LeaveParamsActivity" &gt;
  
  &lt;Button
      android:id="@+id/sendparkalertbutton"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_alignParentBottom="true"
      android:layout_centerHorizontal="true"
      android:text="@string/accept" /&gt;
  
          &lt;ScrollView
              android:id="@+id/scrollView1"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_above="@+id/sendparkalertbutton"
              android:layout_alignParentLeft="true"
              android:layout_alignParentTop="true" &gt;
  
              &lt;RelativeLayout
                  android:layout_width="match_parent"
                  android:layout_height="wrap_content"
                  android:orientation="vertical" &gt;
  
                              &lt;TextView
              android:id="@+id/leaveparamsheader"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentTop="true"
              android:layout_centerHorizontal="true"
              android:gravity="center"
              android:text="@string/parkalertparams"
              android:textAppearance="?android:attr/textAppearanceLarge" /&gt;
  
          &lt;TextView
              android:id="@+id/parkalertsparamshere"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_below="@+id/leaveparamsheader"
              android:gravity="center"
              android:text="@string/parkalertparamshere"
              android:textAppearance="?android:attr/textAppearanceMedium" /&gt;
  
          &lt;RadioGroup
              android:id="@+id/radioGroupLeave"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentLeft="true"
              android:layout_below="@+id/parkalertsparamshere" &gt;
  
              &lt;RadioButton
                  android:id="@+id/radioleave0"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:checked="true"
                  android:text="@string/yes" /&gt;
  
              &lt;RadioButton
                  android:id="@+id/radioleave1"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:text="@string/no" /&gt;
          &lt;/RadioGroup&gt;
  
          &lt;TimePicker
              android:id="@+id/timePickerLeave"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentLeft="true"
              android:layout_alignParentRight="true"
              android:layout_below="@+id/parkalertparamstimetext" /&gt;
  
          &lt;TextView
              android:id="@+id/parkalertsparamsadress"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentRight="true"
              android:layout_alignTop="@+id/radioGroupLeave"
              android:layout_toRightOf="@+id/radioGroupLeave"
              android:gravity="center"
              android:text="@string/parkalertparamsadress"
              android:textAppearance="?android:attr/textAppearanceMedium" /&gt;
  
          &lt;EditText
              android:id="@+id/parkalertadress"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignBottom="@+id/radioGroupLeave"
              android:layout_alignParentRight="true"
              android:layout_toRightOf="@+id/radioGroupLeave"
              android:layout_marginLeft="10dp"
              android:ems="10" &gt;
  
              &lt;requestFocus /&gt;
          &lt;/EditText&gt;
  
          &lt;TextView
              android:id="@+id/parkalertparamstimetext"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentLeft="true"
              android:layout_below="@+id/radioGroupLeave"
              android:gravity="center"
              android:text="@string/parkalertparamstime"
              android:textAppearance="?android:attr/textAppearanceMedium" /&gt;
  
          &lt;TextView
              android:id="@+id/waittimetext"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_below="@+id/timePickerLeave"
              android:layout_centerHorizontal="true"
              android:text="@string/waittime"
              android:gravity="center"
              android:textAppearance="?android:attr/textAppearanceMedium" /&gt;
  
          &lt;Spinner
              android:id="@+id/spinner1"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:layout_alignParentLeft="true"
              android:layout_below="@+id/waittimetext" /&gt;
  
              &lt;/RelativeLayout&gt;
          &lt;/ScrollView&gt;
  
  &lt;/RelativeLayout&gt;
  </code></pre>
  
  <p>And this is the onCreate() method in the Activity that uses it:</p>
  
  <pre class="lang-java prettyprint-override"><code>@Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      this.requestWindowFeature(Window.FEATURE_NO_TITLE);
      setContentView(R.layout.leaveparamslayout);
      c=getApplicationContext();
      for (int i=0;i&lt;16;i++){
          oneto15.add(i,i);
      }
      bundle=getIntent().getExtras();
      username=bundle.getString("username");
      hereRadioButtonBoolean=(RadioGroup)findViewById(R.id.radioGroupLeave);//existe
      parkadress=(EditText)findViewById(R.id.parkalertadress);//existe
      picker=(TimePicker)findViewById(R.id.timePickerLeave);//existe
      spinner=(Spinner)findViewById(R.id.spinner1);//existe
      textToHide=(TextView)findViewById(R.id.parkalertsparamsadress);//existe
      send=(Button)findViewById(R.id.sendparkalertbutton);//existe
      ocultarBotones();
      hereRadioButtonBoolean.check(R.id.radioleave0);
      rbno=(RadioButton)findViewById(R.id.radioleave1);
      LocationManager locationManager;
      locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
      locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER,
              5000, 0, this);
      lastKnownLocation = locationManager
              .getLastKnownLocation(LocationManager.GPS_PROVIDER);
      rbno.setOnCheckedChangeListener(new OnCheckedChangeListener() {
  
          @Override
          public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
  
              if(isChecked==true){
  
                  mostrarBotones();
              }else{
                  ocultarBotones();
                  parkadress.setText("");
              }
  
          }
  
  
  
  
      });
  
  
      ArrayAdapter adapter=new ArrayAdapter(c, 0, oneto15);
      adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
      spinner.setAdapter(adapter);
      spinner.setSelection(0);
      spinner.setOnItemSelectedListener(new OnItemSelectedListener() {
  
          @Override
          public void onItemSelected(AdapterView&lt;?&gt; arg0, View arg1,
                  int arg2, long arg3) {
  
              minsToWait=Integer.parseInt(arg0.getItemAtPosition(arg2).toString());
          }
  
          @Override
          public void onNothingSelected(AdapterView&lt;?&gt; arg0) {
  
  
          }
  
  
      });
      send.setOnClickListener(new OnClickListener() {
  
          @Override
          public void onClick(View v) {
  
              Calendar today = Calendar.getInstance();
              today.set(Calendar.MILLISECOND, 0);
              today.set(Calendar.SECOND, 0);
              today.set(Calendar.MINUTE, 0);
              today.set(Calendar.HOUR_OF_DAY, 0);
              hoyalasdoce=today.getTimeInMillis();
              horas=picker.getCurrentHour();
              minutos=picker.getCurrentMinute();
              try {
                  parkdate=new SimpleDateFormat("dd/MM/yyyy").parse(String.valueOf(horas)+String.valueOf(minutos));
              } catch (ParseException e) {
                  // TODO Auto-generated catch block
                  e.printStackTrace();
              }
              parklong=parkdate.getTime()+hoyalasdoce;
  
              if(rbno.isChecked()){
                  parsearDireccion(parkadress.getText().toString());
                  if(lat==0){
                      Toast toast=Toast.makeText(c, getString(R.string.badparse), Toast.LENGTH_LONG);
                      toast.show();
                      haveAdress=false;
                  }else{
                      haveAdress=true;
                  }
  
              }else{
  
                  if(lastKnownLocation!=null){
                      lat=lastKnownLocation.getLatitude();
                      lon=lastKnownLocation.getLongitude();
                  }else{
                      dialog = ProgressDialog.show(c, "Buscando...", "");
                      handler = new Handler() {
  
                          @Override
                          public void handleMessage(Message msg) {
                              Log.i("Location", "Mensaje recibido");
                              if(dialog!=null){
                                  Log.i("Location", "dialog no es null");
                              dialog.dismiss();
                              }
                              Log.i("Location", "Coordenadas recibidas en el handler: Longitud: "+msg.getData().getDouble("lat")+" Latitud: "+msg.getData().getDouble("lon"));
                              LatLng parkspot = new LatLng(msg.getData().getDouble("lat"),
                                      msg.getData().getDouble("lon"));
  
  
                          }
                      };
                  }
              }
  
              Thread thread=new Thread(){
                  public void run(){
                      urlsend=getString(R.string.host)+getString(R.string.namespace)+getString(R.string.urlsendpark);
                      params.clear();
                      params.add(new BasicNameValuePair("lat", String.valueOf(lat)));
                      params.add(new BasicNameValuePair("lon", String.valueOf(lon)));
                      params.add(new BasicNameValuePair("time", String.valueOf(parklong)));
                      params.add(new BasicNameValuePair("wait", String.valueOf(minsToWait)));
                      try {
                          CustomHttpClient.executeHttpPost(urlsend, params);
                      } catch (Exception e) {
                          // TODO Auto-generated catch block
                          e.printStackTrace();
                      }
                  }
              };
          }
      });
  
  
  
  
  
  }
  </code></pre>
  
  <p>When this Activity is called, I receive this stacktrace:</p>
  
  <pre><code>09-09 17:12:19.621: E/AndroidRuntime(10627): FATAL EXCEPTION: main
  09-09 17:12:19.621: E/AndroidRuntime(10627): android.content.res.Resources$NotFoundException: Resource ID #0x0
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.content.res.Resources.getValue(Resources.java:1018)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.content.res.Resources.loadXmlResourceParser(Resources.java:2105)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.content.res.Resources.getLayout(Resources.java:857)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.LayoutInflater.inflate(LayoutInflater.java:394)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:371)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.ArrayAdapter.getView(ArrayAdapter.java:362)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.AbsSpinner.onMeasure(AbsSpinner.java:192)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.Spinner.onMeasure(Spinner.java:289)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:599)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:381)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.ScrollView.measureChildWithMargins(ScrollView.java:1163)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.FrameLayout.onMeasure(FrameLayout.java:297)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.ScrollView.onMeasure(ScrollView.java:312)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:599)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:381)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4802)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.FrameLayout.onMeasure(FrameLayout.java:297)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4802)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1385)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.LinearLayout.measureVertical(LinearLayout.java:676)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.LinearLayout.onMeasure(LinearLayout.java:557)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4802)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.widget.FrameLayout.onMeasure(FrameLayout.java:297)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2111)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.View.measure(View.java:12881)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1064)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2442)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.os.Handler.dispatchMessage(Handler.java:99)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.os.Looper.loop(Looper.java:137)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at android.app.ActivityThread.main(ActivityThread.java:4441)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at java.lang.reflect.Method.invokeNative(Native Method)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at java.lang.reflect.Method.invoke(Method.java:511)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
  09-09 17:12:19.621: E/AndroidRuntime(10627):    at dalvik.system.NativeStart.main(Native Method)
  </code></pre>
  
  <p>The stacktrace mentions the Spinner, so the error could be there, but I dont know where, exactly. All resources exists.</p>
  
  <p>Any guide? Thank you.</p>