title: Underline, cursor and hint disappeared at TextInputEditText in TextInputLayout on focus
body: <p>I have an edit profile screen with bunch of TextInputEditTexts. It worked fine before, but now on focus underline, cursor and hint become invisible.</p>
  
  <p>Has anyone faced the same problem?</p>
  
  <p><a href="https://i.stack.imgur.com/IHh3E.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/IHh3E.jpg" alt="enter image description here"></a></p>
  
  <pre><code>...
  
      &lt;com.google.android.material.textfield.TextInputLayout
          android:id="@+id/tilFirstName"
          android:layout_width="0dp"
          android:layout_height="wrap_content"
          app:layout_constraintStart_toEndOf="@id/ivContactIcon"
          app:layout_constraintEnd_toEndOf="@id/gEnd"
          app:layout_constraintTop_toBottomOf="@id/toolbar"
          android:layout_marginStart="@dimen/margin_32"
          android:layout_marginTop="@dimen/margin_24"
          android:hint="@string/profile_edit_hint_first_name"
          &gt;
  
          &lt;com.google.android.material.textfield.TextInputEditText
              android:id="@+id/etFirstName"
              android:layout_height="wrap_content"
              style="@style/FontRoboRegularSizeMFontPrimaryOneLineMatchWrap"
              tools:text="Oleh"
              android:inputType="textCapWords"
              android:maxLines="1"
              android:nextFocusForward="@id/etLastName"
              android:imeOptions="actionNext"
              /&gt;
      &lt;/com.google.android.material.textfield.TextInputLayout&gt;
  
  ...
  </code></pre>
  
  <p><strong>UPDATE:</strong>
  After changing background of the root element it's clear that these elements become white. not disappeared.</p>
  
  <p><a href="https://i.stack.imgur.com/a8aEK.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/a8aEK.jpg" alt="enter image description here"></a></p>