java.lang.NullPointerException: Attempt to invoke interface method 'int java.util.List.size()' on a null object reference at com.entitcs.office_attendance.sales.Order_Filter$i.getItemCount(Unknown Source:2) at androidx.recyclerview.widget.RecyclerView.E(Unknown Source:57) at androidx.recyclerview.widget.RecyclerView.onMeasure(Unknown Source:53) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608) at android.widget.LinearLayout.measureHorizontal(LinearLayout.java:1240) at android.widget.LinearLayout.onMeasure(LinearLayout.java:723) at android.view.View.measure(View.java:28571) at android.widget.LinearLayout.measureHorizontal(LinearLayout.java:1221) at android.widget.LinearLayout.onMeasure(LinearLayout.java:723) at android.view.View.measure(View.java:28571) at androidx.swiperefreshlayout.widget.SwipeRefreshLayout.onMeasure(Unknown Source:53) at android.view.View.measure(View.java:28571) at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:735) at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:481) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at androidx.appcompat.widget.ContentFrameLayout.onMeasure(Unknown Source:154) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608) at android.widget.LinearLayout.measureVertical(LinearLayout.java:878) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608) at android.widget.LinearLayout.measureVertical(LinearLayout.java:878) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:28571) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7390) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at com.android.internal.policy.DecorView.onMeasure(DecorView.java:1036) at android.view.View.measure(View.java:28571) at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:5203) at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:3603) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:3973) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:3288) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:11344) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1689) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1698) at android.view.Choreographer.doCallbacks(Choreographer.java:1153) at android.view.Choreographer.doFrame(Choreographer.java:1079) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1646) at android.os.Handler.handleCallback(Handler.java:958) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loopOnce(Looper.java:230) at android.os.Looper.loop(Looper.java:319) at android.app.ActivityThread.main(ActivityThread.java:8919) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:578) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1103)