java.lang.NullPointerException: Attempt to invoke virtual method 'android.os.IBinder android.view.View.getWindowToken()' on a null object reference
	at com.entitcs.office_attendance.utility.UtilHelper.hideSoftKeyboard(UtilHelper.java:13)
	at com.entitcs.office_attendance.CRM.CRM_Add_Customer.lambda$onCreate$1$com-entitcs-office_attendance-CRM-CRM_Add_Customer(CRM_Add_Customer.java:347)
	at com.entitcs.office_attendance.CRM.CRM_Add_Customer$$ExternalSyntheticLambda2.onItemClick(Unknown Source:2)
	at jrizani.jrspinner.Dialog$1.onClick(Dialog.java:104)
	at jrizani.jrspinner.Adapter$ViewHolder$1.onClick(Adapter.java:130)
	at android.view.View.performClick(View.java:7558)
	at android.view.View.performClickInternal(View.java:7534)
	at android.view.View.-$$Nest$mperformClickInternal(Unknown Source:0)
	at android.view.View$PerformClick.run(View.java:29661)
	at android.os.Handler.handleCallback(Handler.java:942)
	at android.os.Handler.dispatchMessage(Handler.java:99)
	at android.os.Looper.loopOnce(Looper.java:240)
	at android.os.Looper.loop(Looper.java:351)
	at android.app.ActivityThread.main(ActivityThread.java:8381)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:584)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1013)