Unable to clean project in Android Studio

Question

OS version: Ubuntu 14.04 LTE 64 Bit

Java JRE/JDK version: Oracle JDK 1.8.0_11

Project directory is on a NTFS based drive.

Whenever I try to clean my

Answer 1

I solved this issue by closing android studio -> remove android platform via cli and then -> add the android platform again -> open project in android studio.