title: Failed to install .apk file in Eclipse. Why?
body: <p>I want run the program on the mobile phone. My programs was run but when i run another program, Eclipse writes the error in console tab. Why? Where is the problem?</p>
  
  <p>I googled but i can not found solution.
  I close Eclipse and open again , i turn off my phone and turn on again, i end adb in Task Manager and etc, but Eclipse can not run the program :( </p>
  
  <pre><code>Failed to install ServiceTutorial.apk on device '0A3C202B1601A00A': An existing connection was forcibly closed by the remote host
  java.io.IOException: An existing connection was forcibly closed by the remote host
   Launch canceled!
  </code></pre>
  
  <p>Please help me. 
  Thanks</p>