java.lang.RuntimeException: An error occurred while executing doInBackground()
	at android.os.AsyncTask$3.done(AsyncTask.java:309)
	at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)
	at java.util.concurrent.FutureTask.setException(FutureTask.java:223)
	at java.util.concurrent.FutureTask.run(FutureTask.java:242)
	at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)
	at java.lang.Thread.run(Thread.java:818)
Caused by: java.lang.OutOfMemoryError: Failed to allocate a 689312 byte allocation with 330600 free bytes and 322KB until OOM
	at libcore.util.CharsetUtils.toUtf8Bytes(Native Method)
	at java.lang.String.getBytes(String.java:550)
	at java.lang.String.getBytes(String.java:534)
	at org.apache.http.entity.StringEntity.<init>(StringEntity.java:69)
	at org.apache.http.client.entity.UrlEncodedFormEntity.<init>(UrlEncodedFormEntity.java:62)
	at com.entitcs.office_attendance.background_works.AsyncToGetData.submitOfflineSelfiAttendance(AsyncToGetData.java:6132)
	at com.entitcs.office_attendance.background_works.AsyncToGetData.doInBackground(AsyncToGetData.java:435)
	at com.entitcs.office_attendance.background_works.AsyncToGetData.doInBackground(AsyncToGetData.java:69)
	at android.os.AsyncTask$2.call(AsyncTask.java:295)
	at java.util.concurrent.FutureTask.run(FutureTask.java:237)
	... 4 more