java.lang.NullPointerException: Attempt to invoke virtual method 'android.os.IBinder android.view.View.getWindowToken()' on a null object reference
	at m4.b.a(Unknown Source:18)
	at com.entitcs.office_attendance.CRM.CRM_Add_Customer$u.a(Unknown Source:2)
	at jrizani.jrspinner.b$a.a(Unknown Source:44)
	at jrizani.jrspinner.a$b$a.onClick(Unknown Source:18)
	at android.view.View.performClick(View.java:7156)
	at android.view.View.performClickInternal(View.java:7129)
	at android.view.View.access$3500(View.java:803)
	at android.view.View$PerformClick.run(View.java:27543)
	at android.os.Handler.handleCallback(Handler.java:883)
	at android.os.Handler.dispatchMessage(Handler.java:100)
	at android.os.Looper.loop(Looper.java:264)
	at android.app.ActivityThread.main(ActivityThread.java:7593)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:980)