Error:Execution failed for task ':app:clean'

Question

i need your help, when i try to compile my new app without any addition of dependences and classpath i get this exception

• android studio ver 21.1

• ubuntu 15.4 32bit

  Error Execution failed for task app clean.

  Unable to delete directory: .../app/build/intermediates/exploded-aar/com.android.support/animated-vector-drawable/23.4.0/jars

Answer 1

Running android studio as administrator fixed the problem for me. (windows 10)

Answer 2

1. File --> Invalidate Caches/Restart...
2. Build -- > Rebuild Project