java.lang.RuntimeException: Unable to start service com.entitcs.office_attendance.model_classes.GPSTracker@98a373f with Intent { cmp=com.entitcs.office_attendance/.model_classes.GPSTracker }: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.net.NetworkInfo.isAvailable()' on a null object reference at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:4633) at android.app.ActivityThread.access$2000(ActivityThread.java:262) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2181) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:257) at android.app.ActivityThread.main(ActivityThread.java:8104) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:626) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1015) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.net.NetworkInfo.isAvailable()' on a null object reference at com.entitcs.office_attendance.model_classes.b.h(Unknown Source:22) at com.entitcs.office_attendance.model_classes.GPSTracker.s(Unknown Source:314) at com.entitcs.office_attendance.model_classes.GPSTracker.(Unknown Source:53) at com.entitcs.office_attendance.model_classes.GPSTracker.onStartCommand(Unknown Source:6) at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:4615) ... 8 more