java.lang.RuntimeException: An error occurred while executing doInBackground()
	at android.os.AsyncTask$3.done(AsyncTask.java:325)
	at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)
	at java.util.concurrent.FutureTask.setException(FutureTask.java:223)
	at java.util.concurrent.FutureTask.run(FutureTask.java:242)
	at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
	at java.lang.Thread.run(Thread.java:760)
Caused by: java.lang.IllegalArgumentException: bad base-64
	at android.util.Base64.decode(Base64.java:161)
	at android.util.Base64.decode(Base64.java:136)
	at android.util.Base64.decode(Base64.java:118)
	at com.entitcs.office_attendance.FaceRecognitionRelated.object.FaceRecognitionActivity.R(SourceFile)
	at com.entitcs.office_attendance.FaceRecognitionRelated.object.FaceRecognitionActivity.O(SourceFile)
	at com.entitcs.office_attendance.FaceRecognitionRelated.object.FaceRecognitionActivity$a.a(SourceFile)
	at com.entitcs.office_attendance.FaceRecognitionRelated.object.FaceRecognitionActivity$a.doInBackground(SourceFile)
	at android.os.AsyncTask$2.call(AsyncTask.java:305)
	at java.util.concurrent.FutureTask.run(FutureTask.java:237)
	... 4 more