All of sudden I start getting this error, and I am not getting idea why if anyone just let me know where this error is, will be enough helpful. As much I am able to get is t
Maybe I am a bit late for the answer but, anyways, I was getting the same error. The build failure can be caused by some error that Android Studio fails to point out probably due the the project size being very large.
Here is the easy way to point out the exact error.
In Android studio go to Analyze menu and click on Inspect Code; check whole project, click OK and wait for the inspection to finish.
Now you will see a tab that will point all the errors, warnings etc and you can now resolve the real issue.