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:4372)
	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4569)
	at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:126)
	at android.app.servertransaction.TransactionExecutor.executeNonLifecycleItem(TransactionExecutor.java:179)
	at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:114)
	at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:86)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2902)
	at android.os.Handler.dispatchMessage(Handler.java:107)
	at android.os.Looper.loopOnce(Looper.java:282)
	at android.os.Looper.loop(Looper.java:387)
	at android.app.ActivityThread.main(ActivityThread.java:9505)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:600)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1005)
Caused by: java.lang.SecurityException: listen
	at android.os.Parcel.createExceptionOrNull(Parcel.java:3272)
	at android.os.Parcel.createException(Parcel.java:3256)
	at android.os.Parcel.readException(Parcel.java:3239)
	at android.os.Parcel.readException(Parcel.java:3181)
	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:6886)
	at com.entitcs.office_attendance.activities.Drawer_Activity.onCreate(Unknown Source:57)
	at android.app.Activity.performCreate(Activity.java:9192)
	at android.app.Activity.performCreate(Activity.java:9164)
	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1544)
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:4346)
	... 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:4058)
	at com.android.server.TelephonyRegistry.listen(TelephonyRegistry.java:1146)