Ensure clicking on the floor mesh in Anim Blueprint preview

REGRESSION
No, occurs in 4.14.3

Ensure occurs if the user clicks on the floor mesh in the Animation Blueprint viewport.

1. Open QAGame in editor.
2. Open QAPawn_AnimBP.
3. Click on the floor mesh in the viewport.

RESULT

Ensure

[2017.01.18-16.55.33:331][ 15]LogOutputDevice:Error: Ensure condition failed: false [Link Removed] [Line: 540]
[2017.01.18-16.55.33:331][ 15]LogOutputDevice:Error: Object in KismetInspector is invalid, see TTP 281915
[2017.01.18-16.55.33:331][ 15]LogOutputDevice:Error: Stack:
[2017.01.18-16.55.33:331][ 15]LogOutputDevice:Error: UE4Editor-Core.dll!FWindowsPlatformStackWalk::StackWalkAndDump() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\core\private\windows\windowsplatformstackwalk.cpp:200]
[2017.01.18-16.55.33:332][ 15]LogOutputDevice:Error: UE4Editor-Core.dll!FDebug::EnsureFailed() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:233]
[2017.01.18-16.55.33:332][ 15]LogOutputDevice:Error: UE4Editor-Core.dll!FDebug::OptionallyLogFormattedEnsureMessageReturningFalse() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:360]
[2017.01.18-16.55.33:332][ 15]LogOutputDevice:Error: UE4Editor-Kismet.dll!SKismetInspector::UpdateFromObjects() [d:\build\++ue4+release-4.15+compile\sync\engine\source\editor\kismet\private\skismetinspector.cpp:540]
[2017.01.18-16.55.33:332][ 15]LogOutputDevice:Error: UE4Editor-Kismet.dll!SKismetInspector::Tick() [d:\build\++ue4+release-4.15+compile\sync\engine\source\editor\kismet\private\skismetinspector.cpp:117]
[2017.01.18-16.55.33:332][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:776]
[2017.01.18-16.55.33:333][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:333][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SBorder::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\sborder.cpp:86]
[2017.01.18-16.55.33:333][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:333][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SOverlay::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\soverlay.cpp:102]
[2017.01.18-16.55.33:333][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:334][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:334][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:21]
[2017.01.18-16.55.33:335][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:335][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:336][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:336][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:337][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SSplitter::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\ssplitter.cpp:167]
[2017.01.18-16.55.33:337][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:338][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:339][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:339][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:340][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SSplitter::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\ssplitter.cpp:167]
[2017.01.18-16.55.33:341][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:341][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:342][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:342][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:343][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SSplitter::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\ssplitter.cpp:167]
[2017.01.18-16.55.33:344][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:344][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SOverlay::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\soverlay.cpp:102]
[2017.01.18-16.55.33:344][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:344][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:345][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:346][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:346][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:21]
[2017.01.18-16.55.33:347][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:347][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:348][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:348][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:349][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SBorder::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\sborder.cpp:86]
[2017.01.18-16.55.33:349][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:350][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SOverlay::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\soverlay.cpp:102]
[2017.01.18-16.55.33:350][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:351][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:352][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:21]
[2017.01.18-16.55.33:352][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:352][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:352][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:353][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:353][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!SSplitter::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\widgets\layout\ssplitter.cpp:167]
[2017.01.18-16.55.33:353][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:353][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SOverlay::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\soverlay.cpp:102]
[2017.01.18-16.55.33:354][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:354][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:354][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:354][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:354][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:21]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:46]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SPanel::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\spanel.cpp:21]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SOverlay::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\soverlay.cpp:102]
[2017.01.18-16.55.33:355][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:356][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\scompoundwidget.cpp:37]
[2017.01.18-16.55.33:356][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWindow::OnPaint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swindow.cpp:1831]
[2017.01.18-16.55.33:356][ 15]LogOutputDevice:Error: UE4Editor-SlateCore.dll!SWidget::Paint() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slatecore\private\widgets\swidget.cpp:779]
[2017.01.18-16.55.33:356][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::DrawWindowAndChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1158]
[2017.01.18-16.55.33:357][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::DrawWindowAndChildren() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1247]
[2017.01.18-16.55.33:357][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::PrivateDrawWindows() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1398]
[2017.01.18-16.55.33:357][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::DrawWindows() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1115]
[2017.01.18-16.55.33:357][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::TickApplication() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1720]
[2017.01.18-16.55.33:357][ 15]LogOutputDevice:Error: UE4Editor-Slate.dll!FSlateApplication::Tick() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1512]
[2017.01.18-16.55.33:358][ 15]LogOutputDevice:Error: UE4Editor.exe!FEngineLoop::Tick() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:3086]
[2017.01.18-16.55.33:358][ 15]LogOutputDevice:Error: UE4Editor.exe!GuardedMain() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\launch\private\launch.cpp:166]
[2017.01.18-16.55.33:359][ 15]LogOutputDevice:Error: UE4Editor.exe!GuardedMainWrapper() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:134]
[2017.01.18-16.55.33:359][ 15]LogOutputDevice:Error: UE4Editor.exe!WinMain() [d:\build\++ue4+release-4.15+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:210]
[2017.01.18-16.55.33:359][ 15]LogOutputDevice:Error: UE4Editor.exe!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:264]
[2017.01.18-16.55.33:359][ 15]LogOutputDevice:Error: kernel32.dll!0x00000000775959BD
[2017.01.18-16.55.33:359][ 15]LogOutputDevice:Error: ntdll.dll!0x00000000777CA2E1