java.lang.NullPointerException: Attempt to invoke virtual method 'void com.entitcs.office_attendance.adapters.tour_n_task_list_adapter_for_view_new.updateList(java.util.ArrayList)' on a null object reference
	at com.entitcs.office_attendance.fragments.MonitorProject.sortByTasktWorking(MonitorProject.java:633)
	at com.entitcs.office_attendance.fragments.MonitorProject.sorting(MonitorProject.java:599)
	at com.entitcs.office_attendance.fragments.MonitorProject.access$000(MonitorProject.java:85)
	at com.entitcs.office_attendance.fragments.MonitorProject$5$3.onCheckedChanged(MonitorProject.java:293)
	at android.widget.CompoundButton.setChecked(CompoundButton.java:154)
	at android.widget.CompoundButton.toggle(CompoundButton.java:113)
	at android.widget.CompoundButton.performClick(CompoundButton.java:118)
	at android.view.View$PerformClick.run(View.java:19887)
	at android.os.Handler.handleCallback(Handler.java:739)
	at android.os.Handler.dispatchMessage(Handler.java:95)
	at android.os.Looper.loop(Looper.java:135)
	at android.app.ActivityThread.main(ActivityThread.java:5290)
	at java.lang.reflect.Method.invoke(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:372)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:911)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:706)