title: android: Installation Error:Unknown Failure-while running an apk file in
body: <p>Yesterday I haven't got any error while using emulator but today I got this error check the image below. I have run as well as debugged many time but I am not getting the same error every time. </p>
  
  <p>Error is popping up after installing the apk file. Please give the correct answer such that i can fix the emulator correctly and work on that </p>
  
  <blockquote>
    <p><img src="https://i.stack.imgur.com/nwIPi.png" alt="enter image description here"> </p>
  </blockquote>
  
  <p>Now when I compile I got new error check the below image while shows </p>
  
  <blockquote>
    <p><img src="https://i.stack.imgur.com/ovbLu.png" alt="enter image description here"></p>
  </blockquote>
  
  <p>What I have to do ?</p>