java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference at android.widget.Toast.(Toast.java:259) at android.widget.Toast.makeText(Toast.java:891) at android.widget.Toast.makeText(Toast.java:879) at com.entitcs.office_attendance.CRM.ServiceCRMOMyComplainFragment.onCreateView(ServiceCRMOMyComplainFragment.java:164) at androidx.fragment.app.Fragment.performCreateView(Fragment.java:2963) at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:518) at androidx.fragment.app.FragmentStateManager.moveToExpectedState(FragmentStateManager.java:282) at androidx.fragment.app.FragmentManager.executeOpsTogether(FragmentManager.java:2189) at androidx.fragment.app.FragmentManager.removeRedundantOperationsAndExecute(FragmentManager.java:2100) at androidx.fragment.app.FragmentManager.execSingleAction(FragmentManager.java:1971) at androidx.fragment.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:311) at androidx.fragment.app.FragmentStatePagerAdapter.finishUpdate(FragmentStatePagerAdapter.java:274) at androidx.viewpager.widget.ViewPager.populate(ViewPager.java:1244) at androidx.viewpager.widget.ViewPager.populate(ViewPager.java:1092) at androidx.viewpager.widget.ViewPager.onMeasure(ViewPager.java:1622) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureHorizontal(LinearLayout.java:1204) at android.widget.LinearLayout.onMeasure(LinearLayout.java:723) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:27131) at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:735) at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:481) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at android.view.View.measure(View.java:27131) at androidx.swiperefreshlayout.widget.SwipeRefreshLayout.onMeasure(SwipeRefreshLayout.java:641) at android.view.View.measure(View.java:27131) at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:735) at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:481) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at androidx.appcompat.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:145) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:27131) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7951) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at com.android.internal.policy.DecorView.onMeasure(DecorView.java:1173) at android.view.View.measure(View.java:27131) at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:4187) at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:2936) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:3204) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:2618) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:9971) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1010) at android.view.Choreographer.doCallbacks(Choreographer.java:809) at android.view.Choreographer.doFrame(Choreographer.java:744) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:995) at android.os.Handler.handleCallback(Handler.java:938) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:246) at android.app.ActivityThread.main(ActivityThread.java:8653) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:602) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1130)