title: ERR_UNKNOWN_URL_SCHEME when load text file using fileprovider
body: <p><strong>Provider in manifest.xml</strong></p>
  
  <pre><code>&lt;!-- File Provider --&gt;
      &lt;provider
          android:name="android.support.v4.content.FileProvider"
          android:authorities="com.example.test.fileprovider"
          android:exported="false"
          android:grantUriPermissions="true"&gt;
          &lt;meta-data
              android:name="android.support.FILE_PROVIDER_PATHS"
              android:resource="@xml/provider_paths"/&gt;
      &lt;/provider&gt;
  </code></pre>
  
  <p><strong>Resource file</strong></p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;paths xmlns:android="http://schemas.android.com/apk/res/android"&gt;
      &lt;external-path name="external_files" path="."/&gt;
  &lt;/paths&gt;
  </code></pre>
  
  <p><strong>Use of fileprovider</strong></p>
  
  <pre><code>Uri uri = FileProvider.getUriForFile(context, context.getApplicationContext().getPackageName() + ".fileprovider", file);
  Intent intent = new Intent(Intent.ACTION_VIEW);
  intent.setDataAndType(uri, "*/*");
  intent.startActivity(intent);
  </code></pre>
  
  <p><strong>Reference</strong> : <a href="https://stackoverflow.com/questions/38200282/android-os-fileuriexposedexception-file-storage-emulated-0-test-txt-exposed/40674771?noredirect=1">here</a></p>
  
  <p><strong>Description</strong> :
  I can't open image, text file, pdf using this file provider.
  When i open the file text file its give me ERR_UNKNOWN_URL_SCHEME.
  If i open image or pdf its nothing show anything</p>