java.lang.RuntimeException: Unable to start activity ComponentInfo{com.entitcs.office_attendance/com.entitcs.office_attendance.activities.Drawer_Activity}: java.lang.SecurityException: listen
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:4139)
	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4326)
	at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:112)
	at android.app.servertransaction.TransactionExecutor.executeNonLifecycleItem(TransactionExecutor.java:174)
	at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:109)
	at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:81)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2707)
	at android.os.Handler.dispatchMessage(Handler.java:107)
	at android.os.Looper.loopOnce(Looper.java:258)
	at android.os.Looper.loop(Looper.java:356)
	at android.app.ActivityThread.main(ActivityThread.java:8844)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:620)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:966)
Caused by: java.lang.SecurityException: listen
	at android.os.Parcel.createExceptionOrNull(Parcel.java:3242)
	at android.os.Parcel.createException(Parcel.java:3226)
	at android.os.Parcel.readException(Parcel.java:3209)
	at android.os.Parcel.readException(Parcel.java:3151)
	at com.android.internal.telephony.ITelephonyRegistry$Stub$Proxy.listenWithEventList(ITelephonyRegistry.java:1218)
	at android.telephony.TelephonyRegistryManager.listenFromListener(TelephonyRegistryManager.java:322)
	at android.telephony.TelephonyManager.listen(TelephonyManager.java:6734)
	at com.entitcs.office_attendance.activities.Drawer_Activity.onCreate(Unknown Source:57)
	at android.app.Activity.performCreate(Activity.java:9002)
	at android.app.Activity.performCreate(Activity.java:8980)
	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1545)
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:4121)
	... 13 more
Caused by: android.os.RemoteException: Remote stack trace:
	at com.android.internal.telephony.TelephonyPermissions.enforceCarrierPrivilege(TelephonyPermissions.java:694)
	at com.android.internal.telephony.TelephonyPermissions.checkReadPhoneState(TelephonyPermissions.java:186)
	at com.android.internal.telephony.TelephonyPermissions.checkCallingOrSelfReadPhoneState(TelephonyPermissions.java:96)
	at com.android.server.TelephonyRegistry.checkListenerPermission(TelephonyRegistry.java:4000)
	at com.android.server.TelephonyRegistry.listen(TelephonyRegistry.java:1135)