Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by BobOtike
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
via GitHub by alistairsykes
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
via GitHub by alistairbrightec
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
via GitHub by kibotu
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
via Stack Overflow by Birju Bhatt
, 2 weeks ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference	at android.support.v7.widget.RecyclerView$LayoutManager.getDecoratedTop(RecyclerView.java:8095)	at com.turingtechnologies.materialscrollbar.ScrollingUtilities.getCurScrollState(ScrollingUtilities.java:152)	at com.turingtechnologies.materialscrollbar.ScrollingUtilities.scrollHandleAndIndicator(ScrollingUtilities.java:52)	at com.turingtechnologies.materialscrollbar.MaterialScrollBar$scrollListener.onScrolled(MaterialScrollBar.java:694)	at android.support.v7.widget.RecyclerView.dispatchOnScrolled(RecyclerView.java:4250)	at android.support.v7.widget.RecyclerView.dispatchLayoutStep3(RecyclerView.java:3348)	at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3080)	at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3518)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1077)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1702)	at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1556)	at android.widget.LinearLayout.onLayout(LinearLayout.java:1465)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.support.v4.view.ViewPager.onLayout(ViewPager.java:1761)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1077)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.support.v4.widget.DrawerLayout.onLayout(DrawerLayout.java:1191)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)	at android.widget.FrameLayout.onLayout(FrameLayout.java:508)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)	at android.widget.FrameLayout.onLayout(FrameLayout.java:508)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)	at android.widget.FrameLayout.onLayout(FrameLayout.java:508)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1702)	at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1556)	at android.widget.LinearLayout.onLayout(LinearLayout.java:1465)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.widget.FrameLayout.layoutChildren(FrameLayout.java:573)	at android.widget.FrameLayout.onLayout(FrameLayout.java:508)	at android.view.View.layout(View.java:16711)	at android.view.ViewGroup.layout(ViewGroup.java:5328)	at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2319)	at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2032)	at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1191)	at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6642)	at android.view.Choreographer$CallbackRecord.run(Choreographer.java:777)	at android.view.Choreographer.doCallbacks(Choreographer.java:590)	at android.view.Choreographer.doFrame(Choreographer.java:560)	at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:763)	at android.os.Handler.handleCallback(Handler.java:739)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:145)