UIAutomator Viewer of Android SDK returns blank screenshot
<p>I am new to Mobile automation testing using Android SDK , Appium. </p>

<p>Test Environment:-   Win-7, Android version 4.2.2 </p>

<p>Steps that I followed :- </p>

<ol>
<li>Connected the Android device version 4.2.2 using adb by commend </li>
</ol>

<blockquote>
  <p><code>adb devices</code></p>
</blockquote>

<ol start="2">
<li><p>Navigate to folder C:\Users\android-sdks\tools and launched UIAutomatorviewer </p></li>
<li><p>click on "Device Screenshot" button of uiautomatorviewer </p></li>
</ol>

<p>Instead of showing the connected mobile device screen it's returning the blank screenshot . </p>

<p><a href="https://i.stack.imgur.com/byXhT.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/byXhT.png" alt="enter image description here"></a></p>