implementation 'com.android.support:appcompat-v7:28.0.0' implementation 'com.android.support:design:28.0.0' <android.support.v4.app.LoaderManager.LoaderCallbacks> <fragment android:name="android.support.v4.app.LoaderManager.LoaderCallbacks" android:id="@+id/loader_fragment" android:layout_width="match_parent" android:layout_height="match_parent" /> </android.support.v4.app.LoaderManager.LoaderCallbacks> LoaderManager loaderManager = getSupportLoaderManager(); Loader<Cursor> loader = loaderManager.initLoader(LOADER_ID, null, this); @Override public Loader<Cursor> onCreateLoader(int id, Bundle args) { return new CursorLoader(this, URI, PROJECTION, SELECTION, null, null); } @Override public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) { } @Override public void onLoaderReset(Loader<Cursor> loader) { }