{"action":"created","issue":{"url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/144","repository_url":"https://api.github.com/repos/beto-rodriguez/Live-Charts","labels_url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/144/labels{/name}","comments_url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/144/comments","events_url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/144/events","html_url":"https://github.com/beto-rodriguez/Live-Charts/issues/144","id":153169092,"number":144,"title":"Null Reference Exception at LiveCharts.LineChart.DataMouseEnter","user":{"login":"ajmcateer","id":7401629,"avatar_url":"https://avatars.githubusercontent.com/u/7401629?v=3","gravatar_id":"","url":"https://api.github.com/users/ajmcateer","html_url":"https://github.com/ajmcateer","followers_url":"https://api.github.com/users/ajmcateer/followers","following_url":"https://api.github.com/users/ajmcateer/following{/other_user}","gists_url":"https://api.github.com/users/ajmcateer/gists{/gist_id}","starred_url":"https://api.github.com/users/ajmcateer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ajmcateer/subscriptions","organizations_url":"https://api.github.com/users/ajmcateer/orgs","repos_url":"https://api.github.com/users/ajmcateer/repos","events_url":"https://api.github.com/users/ajmcateer/events{/privacy}","received_events_url":"https://api.github.com/users/ajmcateer/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/labels/bug","name":"bug","color":"fc2929"},{"url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/labels/in%20progress","name":"in progress","color":"fbca04"}],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":3,"created_at":"2016-05-05T05:13:59Z","updated_at":"2016-05-16T03:01:41Z","closed_at":"2016-05-16T03:01:40Z","body":"Here is my code with the stack trace below\r\n\r\nError Happens whenever I move the mouse over the chart. I am using the latest .0.6.7 build\r\n\r\nSetting Hoverable to false seems to have fixed it.\r\n           \r\n           public SeriesCollection Series { get; private set; }\r\n           Series = new SeriesCollection();\r\n\r\n            var pingSeries = new LineSeries\r\n            {\r\n                Title = \"Ping Times\",\r\n                Values = new ChartValues<double> { },\r\n                PointRadius = 0\r\n            };\r\n\r\n            //add our series to our SeriesCollection\r\n            Series.Add(pingSeries);\r\n            uiContext.Send(x => Series[0].Values.Add((double)pr.RoundtripTime), null);\r\n\r\nAnd the Stack Trace\r\n\r\n`  at LiveCharts.LineChart.DataMouseEnter(Object sender, MouseEventArgs e)\r\n   at System.Windows.Input.MouseEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)\r\n   at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)\r\n   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)\r\n   at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)\r\n   at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)\r\n   at System.Windows.UIElement.RaiseEvent(RoutedEventArgs e)\r\n   at System.Windows.MouseOverProperty.FireNotifications(UIElement uie, ContentElement ce, UIElement3D uie3D, Boolean oldValue)\r\n   at System.Windows.ReverseInheritProperty.FirePropertyChangeInAncestry(DependencyObject element, Boolean oldValue, DeferredElementTreeState treeState, Action2 originChangedAction)\r\n   at System.Windows.ReverseInheritProperty.OnOriginValueChanged(DependencyObject oldOrigin, DependencyObject newOrigin, IList1 otherOrigins, DeferredElementTreeState& oldTreeState, Action2 originChangedAction)\r\n   at System.Windows.Input.MouseDevice.ChangeMouseOver(IInputElement mouseOver, Int32 timestamp)\r\n   at System.Windows.Input.MouseDevice.PreNotifyInput(Object sender, NotifyInputEventArgs e)\r\n   at System.Windows.Input.InputManager.ProcessStagingArea()\r\n   at System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)\r\n   at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)\r\n   at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)\r\n   at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)\r\n   at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)\r\n   at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)\r\n   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)\r\n   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)\r\n   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)`\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/comments/219339140","html_url":"https://github.com/beto-rodriguez/Live-Charts/issues/144#issuecomment-219339140","issue_url":"https://api.github.com/repos/beto-rodriguez/Live-Charts/issues/144","id":219339140,"user":{"login":"beto-rodriguez","id":10853349,"avatar_url":"https://avatars.githubusercontent.com/u/10853349?v=3","gravatar_id":"","url":"https://api.github.com/users/beto-rodriguez","html_url":"https://github.com/beto-rodriguez","followers_url":"https://api.github.com/users/beto-rodriguez/followers","following_url":"https://api.github.com/users/beto-rodriguez/following{/other_user}","gists_url":"https://api.github.com/users/beto-rodriguez/gists{/gist_id}","starred_url":"https://api.github.com/users/beto-rodriguez/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/beto-rodriguez/subscriptions","organizations_url":"https://api.github.com/users/beto-rodriguez/orgs","repos_url":"https://api.github.com/users/beto-rodriguez/repos","events_url":"https://api.github.com/users/beto-rodriguez/events{/privacy}","received_events_url":"https://api.github.com/users/beto-rodriguez/received_events","type":"User","site_admin":false},"created_at":"2016-05-16T03:01:40Z","updated_at":"2016-05-16T03:01:40Z","body":"This is already fixed, I am sorry about this error, actually I unlisted 0.6.7 version from nugget because of this dummy bug."}}