java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.TypedArray android.content.Context.obtainStyledAttributes(int[])' on a null object reference
	at vivo.util.VivoThemeUtil.isVigourTheme(VivoThemeUtil.java:37)
	at android.app.ProgressDialog.<init>(ProgressDialog.java:111)
	at android.app.ProgressDialog.show(ProgressDialog.java:206)
	at android.app.ProgressDialog.show(ProgressDialog.java:186)
	at com.entitcs.office_attendance.e.m0.N0(Unknown Source:234)
	at com.entitcs.office_attendance.e.m0.e(Unknown Source:0)
	at com.entitcs.office_attendance.e.m0$g.onClick(Unknown Source:14)
	at com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:233)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loop(Looper.java:257)
	at android.app.ActivityThread.main(ActivityThread.java:8183)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:626)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1015)