Hello,
When I open my project, the following error occurs: Error: (44) No resource identifier found for attribute 'srcCompat' in package. And the R of my layout, do not find the layouts and with that all my classes are in error. Here are some pictures:
XMLofoneoftheactivities(list_layout_message)
<?xmlversion="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#dfedd6"
android:orientation="vertical">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:id="@+id/textViewUsuario"
android:layout_width="320dp"
android:layout_height="30dp"
android:text="TextView"
android:textAppearance="@style/Base.TextAppearance.AppCompat.Large" />
<TextView
android:id="@+id/textViewDatas"
android:layout_width="50dp"
android:layout_height="30dp"
android:layout_alignParentEnd="true"
android:layout_alignParentTop="true"
android:text="Data" />
<TextView
android:id="@+id/textViewTexto"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentStart="true"
android:layout_below="@+id/textViewUsuario"
android:text="TextView" />
<TextView
android:id="@+id/textView2"
android:layout_width="match_parent"
android:layout_height="5dp"
android:layout_alignParentStart="true"
android:layout_below="@+id/fbtnRespMensagem"
android:text="TextView" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/fbtnRespMensagem"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignStart="@+id/textViewDatas"
android:layout_below="@+id/textViewTexto"
android:clickable="true"
android:onClick="respostaMensagem"
app:backgroundTint="#2397f3"
app:fabSize="mini"
app:srcCompat="@android:drawable/ic_menu_revert" />
</RelativeLayout>
</LinearLayout>
Can anyone help me? I've looked in several places, and no solution: /