java.lang.IllegalArgumentException: View=DecorView@9ab9da6[Attendance submitting] not attached to window manager
	at android.view.WindowManagerGlobal.findViewLocked(WindowManagerGlobal.java:554)
	at android.view.WindowManagerGlobal.removeView(WindowManagerGlobal.java:463)
	at android.view.WindowManagerImpl.removeViewImmediate(WindowManagerImpl.java:128)
	at android.app.Dialog.dismissDialog(Dialog.java:396)
	at android.app.Dialog.dismiss(Dialog.java:378)
	at x4.d1$n.onErrorResponse(Unknown Source:10)
	at com.android.volley.n.deliverError(Unknown Source:8)
	at com.android.volley.f$b.run(Unknown Source:40)
	at android.os.Handler.handleCallback(Handler.java:883)
	at android.os.Handler.dispatchMessage(Handler.java:100)
	at android.os.Looper.loop(Looper.java:241)
	at android.app.ActivityThread.main(ActivityThread.java:7844)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:512)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:986)