title: Android studio 1.0.2 not building app:mergeDebugResources error
body: <p>I just installed android studio on linux , configured the SDK and installed the building tools now when I try to sync with gradle or (build the app) it fails and throws this error :</p>
  
  <blockquote>
    <p>Error:Execution failed for task ':app:mergeDebugResources'.
    /home/user_name/AndroidStudioProjects/project_name/app/src/main/res/drawable-hdpi/ic_launcher.png: Error: Cannot run program "/home/user_name/Android/Sdk/build-tools/21.1.2/aapt": error=2, No such file or directory
    Error:Error: Cannot run program "/home/user_name/Android/Sdk/build-tools/21.1.2/aapt": error=2, No such file or directory
    /home/user_name/AndroidStudioProjects/project_name/app/src/main/res/drawable-hdpi/ic_launcher.png</p>
  </blockquote>
  
  <p>I tried to change the ' buildToolsVersion ' in my gradle file and it gave me the same error for 21.1.2 , 1 , 0 also.</p>