title: Android-NDK-Add Native Support-NDK location not valid in preferences
body: <p>I'm trying to use the debug mode 'Debug As' 'Android Native Application', the console says I need to add native support. </p>
  
  <p>However, when I follow the instructions, it shows as the following picture:</p>
  
  <p><img src="https://i.stack.imgur.com/Ppl0T.png" alt="enter image description here"></p>
  
  <p>What should I do with the 'NDK location not valid in preferences'?</p>
  
  <p>Any advice would be helpful. I'm new on this. Thx.</p>
  
  <ul>
  <li>The sample is the NDK sample 'hello-jni'.</li>
  </ul>