title: Application not getting installed on emulator: warning: opening audio input failed
body: <p>I created a 'hello' project. I didn't change anything about the default template generated by eclipse. Then I ran the application. I didn't get any error. However, the application isn't being installed on the emulator.</p>
  
  <p>environment :</p>
  
  <pre><code>windows7 x64
  jdk-7u7-windows-x64
  installer_r20.0.3-windows
  eclipse-jee-juno-SR1-win32-x86_64
  </code></pre>
  
  <p>I googled many articles, but I didn't find any solutions.</p>
  
  <pre><code>[2012-10-15 16:39:42 - hello] Android Launch!
  [2012-10-15 16:39:42 - hello] adb is running normally.
  [2012-10-15 16:39:42 - hello] Performing com.example.hello.MainActivity activity launch
  [2012-10-15 16:39:42 - hello] Automatic Target Mode: launching new emulator with compatible AVD 'AndroidAVD4.1.2'
  [2012-10-15 16:39:42 - hello] Launching a new emulator with Virtual Device 'AndroidAVD4.1.2'
  [2012-10-15 16:39:42 - Emulator] emulator: warning: opening audio input failed
  </code></pre>