Image from ImageButton is not getting displayed on emulator from Android Studio
<p>In my graphical layout in android studio I'm seeing the images on my imagebutton but when I'm running my app on an emulator the images on the imagebutton do not get displayed.I'm attaching the screenshots of what I'm seeing in my android studio and what I get when I run my app on emulator.
<a href="https://i.stack.imgur.com/qlWiF.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/qlWiF.png" alt="this is what i see on android studio"></a>  </p>

<p><a href="https://i.stack.imgur.com/mfZJ3.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/mfZJ3.png" alt="this is what i get on emulator"></a></p>

<p>I'm also attaching my xml layout file</p>

<pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
&lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/activity_calc"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.sameer.coolcalc.CalcActivity"
tools:background="@android:color/background_light"&gt;

&lt;LinearLayout
    android:orientation="vertical"
    android:layout_height="match_parent"
    android:weightSum="6"
    android:layout_width="wrap_content"&gt;

    &lt;LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="2"
        android:background="@android:color/holo_blue_bright"
        android:weightSum="1"&gt;

        &lt;EditText
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:inputType="numberDecimal"
            android:ems="10"
            android:id="@+id/editText4"
            android:text="567"
            android:textSize="60sp"
            android:gravity="center_vertical|end" /&gt;
    &lt;/LinearLayout&gt;

    &lt;LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:weightSum="4"&gt;

        &lt;Button
            android:text="7"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button14"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;Button
            android:text="8"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button13"
            android:layout_weight="1"
            android:textSize="36sp"
            android:textColor="@android:color/black"
            android:background="@android:color/background_light" /&gt;

        &lt;Button
            android:text="9"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button12"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;ImageButton
            android:layout_height="match_parent"
            app:srcCompat="@drawable/divide"
            android:id="@+id/imageButton6"
            android:layout_weight="1"
            android:layout_width="match_parent"
            android:background="@android:color/background_light" /&gt;
    &lt;/LinearLayout&gt;

    &lt;LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"&gt;

        &lt;Button
            android:text="4"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button3"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;Button
            android:text="5"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button2"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;Button
            android:text="6"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;ImageButton
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:srcCompat="@drawable/multiply"
            android:id="@+id/imageButton"
            android:layout_weight="1"
            android:background="@android:color/background_light" /&gt;

    &lt;/LinearLayout&gt;

    &lt;LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:weightSum="4"&gt;

        &lt;Button
            android:text="1"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button6"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;Button
            android:text="2"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button5"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;Button
            android:text="3"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/button4"
            android:layout_weight="1"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;ImageButton
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:srcCompat="@drawable/subtract"
            android:id="@+id/imageButton3"
            android:layout_weight="1"
            android:background="@android:color/background_light" /&gt;
    &lt;/LinearLayout&gt;

    &lt;LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"&gt;

        &lt;LinearLayout
            android:orientation="horizontal"
            android:layout_height="match_parent"
            android:background="@android:color/background_light"
            android:layout_width="205dp"
            android:gravity="center"&gt;

            &lt;Button
                android:text="clear"
                android:id="@+id/button15"
                android:background="@android:color/holo_blue_bright"
                android:layout_width="170dp"
                android:layout_height="50dp"
                android:textSize="30sp" /&gt;
        &lt;/LinearLayout&gt;

        &lt;Button
            android:text="0"
            android:layout_height="match_parent"
            android:id="@+id/button11"
            android:layout_width="103dp"
            android:background="@android:color/background_light"
            android:textColor="@android:color/black"
            android:textSize="36sp" /&gt;

        &lt;ImageButton
            android:layout_width="103dp"
            android:layout_height="match_parent"
            app:srcCompat="@drawable/add"
            android:id="@+id/imageButton5"
            android:background="@android:color/background_light" /&gt;
    &lt;/LinearLayout&gt;

&lt;/LinearLayout&gt;

&lt;ImageButton
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/equal"
    android:id="@+id/imageButton7"
    android:background="@android:color/transparent"
    android:layout_alignParentEnd="true"
    android:layout_marginTop="140dp" /&gt;
&lt;/RelativeLayout&gt;
</code></pre>