title: App not installed
body: <p>I'm having problems when i try to install my apk in release mode, if I donwload the debug file, it works ok, but if I try to install the release file, it just says me "App not installed", image:</p>
  
  <p><a href="https://i.stack.imgur.com/2CUqW.png" rel="noreferrer"><img src="https://i.stack.imgur.com/2CUqW.png" alt="app not installed"></a></p>
  
  <p>that is my manifest file:</p>
  
  <pre><code>&lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="PACKAGE" &gt;
  
      &lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /&gt;
      &lt;uses-permission android:name="android.permission.INTERNET" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /&gt;
      &lt;uses-permission android:name="android.permission.READ_PHONE_STATE" /&gt;
      &lt;uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /&gt;
      &lt;uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES" /&gt;
      &lt;uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/&gt;
  
      &lt;application
          android:allowBackup="true"
          android:icon="@mipmap/ic_launcher"
          android:label="@string/app_name"
          android:theme="@style/AppTheme"&gt;
          &lt;activity
              android:name=".MainActivity"
              android:label="@string/app_name" &gt;
              &lt;intent-filter&gt;
                  &lt;action android:name="android.intent.action.MAIN" /&gt;
  
                  &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
              &lt;/intent-filter&gt;
          &lt;/activity&gt;
          &lt;activity
              android:name=".ReportActivity"
              android:label="@string/title_activity_report" &gt;
          &lt;/activity&gt;
  
          &lt;meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" /&gt;
          &lt;meta-data android:name="com.google.android.maps.v2.API_KEY" android:value="@string/google_maps_key"/&gt;
  
          &lt;service
              android:name=".Services.PositioningService"
              android:enabled="true"
              android:exported="true" &gt;
          &lt;/service&gt;
  
          &lt;receiver
              android:name=".Receiver.PositioningBroadcastReceiver"
              android:enabled="true"
              android:exported="true" &gt;
          &lt;/receiver&gt;
  
  
      &lt;/application&gt;
  
  &lt;/manifest&gt;
  </code></pre>
  
  <p>I had already checked this link, but it didn't work!
  <a href="https://stackoverflow.com/questions/20741020/app-not-installed-error">App Not Installed error</a>
  Thank you folks!</p>