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Crashing when dropping an animation into the blendspace w/ 4.14

It’s usually when dropping an animation into the blendspace. It hasn’t done it for the same animation or the same spot consistently


Assertion failed: TrianglesMade==2 [File:D:\Build\++UE4+Release-4.14+Compile\Sync\Engine\Source\Editor\Persona\Private\SAnimationBlendSpace.cpp] [Line: 373] 



UE4Editor_Core!FDebug::AssertFailed() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:332]
UE4Editor_Persona!FDelaunayTriangleGenerator::FlipTriangles() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspace.cpp:375]
UE4Editor_Persona!FDelaunayTriangleGenerator::GenerateTriangles() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspace.cpp:463]
UE4Editor_Persona!FDelaunayTriangleGenerator::Triangulate() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspace.cpp:153]
UE4Editor_Persona!SBlendSpaceGridWidget::ResampleData() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspace.cpp:829]
UE4Editor_Persona!SBlendSpaceWidget::HandleSampleDrop() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspacebase.cpp:888]
UE4Editor_Persona!SBlendSpaceWidget::OnDrop() [d:\build\++ue4+release-4.14+compile\sync\engine\source\editor\persona\private\sanimationblendspacebase.cpp:718]
UE4Editor_Slate!<lambda_6fe3fac4210ea4fdbbd9f162046616f6>::operator()() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:5037]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FPointerEvent,<lambda_6fe3fac4210ea4fdbbd9f162046616f6> >() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:215]
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:5033]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:5462]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:5439]
UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\windows\windowsapplication.cpp:1652]
UE4Editor_Core!FWindowsApplication::DeferMessage() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\windows\windowsapplication.cpp:2071]
UE4Editor_Core!FWindowsApplication::ProcessMessage() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\windows\windowsapplication.cpp:814]
UE4Editor_Core!FWindowsApplication::AppWndProc() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\windows\windowsapplication.cpp:678]
user32
user32
UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\core\private\windows\windowsplatformmisc.cpp:951]
UE4Editor!FEngineLoop::Tick() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:2811]
UE4Editor!GuardedMain() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\launch\private\launch.cpp:152]
UE4Editor!GuardedMainWrapper() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\build\++ue4+release-4.14+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:202]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:264]
kernel32
ntdll

Hi chrisjudd.

If you believe you have identified a bug, please follow this guide: https://www.unrealengine.com/support/report-a-bug

Thanks