java.lang.RuntimeException: Unable to start activity ComponentInfo{in.ddas.pretense/in.ddas.pretense.BagActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference


Solutions on the web

Solution icon of stackoverflow
Unable to start activity ComponentInfo{in.ddas.pretense/in.ddas.pretense.BagActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
Unable to start activity ComponentInfo{com.example.sensei.mist/com.example.sensei.mist.SecondActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
via Stack Overflow by SomeRandomNameCuzWhyNot
, 1 year ago
Unable to start activity ComponentInfo{at.wurz.david.recyclerviewtemplate/at.wurz.david.recyclerviewtemplate.RecyclerViewActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
Unable to start activity ComponentInfo{com.crelix.crelix/com.crelix.crelix.NavigationActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
Unable to start activity ComponentInfo{com.example.aysha.todocln/com.example.aysha.todocln.CalendarActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
Unable to start activity ComponentInfo{com.example.downer.localys/com.example.downer.localys.ShowProducts}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
via Stack Overflow by Jacobus Conradi
, 1 year ago
Unable to start activity ComponentInfo{com.example.jacobusconradi.versuchstestappv20/com.example.jacobusconradi.versuchstestappv20.TestFrame}: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.woxthebox.draglistview.DragItemRecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference

Solution icon of stackoverflow
Unable to start activity ComponentInfo{application.cedie.myapplication/application.cedie.myapplication.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setAdapter(android.support.v7.widget.RecyclerView$Adapter)' on a null object reference

Solution icon of web
via codegur.net by Unknown author, 1 year ago
Unable to start activity ComponentInfo{com.hardboard.preferencetest/com.hardboard.preferencetest.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setAdapter(android.support.v7.widget.RecyclerView$Adapter)' on a null object reference

Solution icon of stackoverflow
via Stack Overflow by EGA
, 1 year ago
Unable to start activity ComponentInfo{com.hardboard.preferencetest/com.hardboard.preferencetest.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setAdapter(android.support.v7.widget.RecyclerView$Adapter)' on a null object reference

Stack trace

java.lang.RuntimeException: Unable to start activity ComponentInfo{in.ddas.pretense/in.ddas.pretense.BagActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
	at android.app.ActivityThread.access$800(ActivityThread.java:144)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
	at android.os.Handler.dispatchMessage(Handler.java:102)
	at android.os.Looper.loop(Looper.java:135)
	at android.app.ActivityThread.main(ActivityThread.java:5221)
	at java.lang.reflect.Method.invoke(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:372)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerView.setLayoutManager(android.support.v7.widget.RecyclerView$LayoutManager)' on a null object reference
	at in.ddas.pretense.BagActivity.onCreate(BagActivity.java:28)
	at android.app.Activity.performCreate(Activity.java:5933)
	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)

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