java.lang.RuntimeException: Unable to pause activity {com.entitcs.office_attendance/com.entitcs.office_attendance.camera.FaceTrackerActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference at android.app.ActivityThread.performPauseActivityIfNeeded(ActivityThread.java:4284) at android.app.ActivityThread.performPauseActivity(ActivityThread.java:4239) at android.app.ActivityThread.handlePauseActivity(ActivityThread.java:4191) at android.app.servertransaction.PauseActivityItem.execute(PauseActivityItem.java:45) at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:145) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:70) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1950) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:214) at android.app.ActivityThread.main(ActivityThread.java:7073) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:494) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:965) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference at com.entitcs.office_attendance.e.f1.onCreateView(Unknown Source:399) at androidx.fragment.app.Fragment.performCreateView(Unknown Source:15) at androidx.fragment.app.j.T0(Unknown Source:645) at androidx.fragment.app.j.Q0(Unknown Source:93) at androidx.fragment.app.j.R0(Unknown Source:42) at androidx.fragment.app.a.y(Unknown Source:173) at androidx.fragment.app.j.r0(Unknown Source:38) at androidx.fragment.app.j.s0(Unknown Source:113) at androidx.fragment.app.j.a1(Unknown Source:88) at androidx.fragment.app.j.p0(Unknown Source:21) at androidx.fragment.app.j.i0(Unknown Source:9) at androidx.fragment.app.j.c0(Unknown Source:1) at androidx.fragment.app.f.m(Unknown Source:4) at androidx.fragment.app.d.onPause(Unknown Source:8) at com.entitcs.office_attendance.camera.FaceTrackerActivity.onPause(Unknown Source:0) at android.app.Activity.performPause(Activity.java:7609) at android.app.Instrumentation.callActivityOnPause(Instrumentation.java:1465) at android.app.ActivityThread.performPauseActivityIfNeeded(ActivityThread.java:4274) ... 12 more