Reproduced in 4.19.0 CL 3944462 and 4.20 Main
Unable to reproduce in 4.18.3 CL 3832480. This is a regression.
Result: Editor crashes
Expected: Level will re-load regularly
LoginId:66c394b24862e3ac05f08db77865ca3e EpicAccountId:7478aba397cc4d7da6b1f47b00c3ccc5 Assertion failed: LODScreenRatioSquared.IsValidIndex(InSelectedLODIndex) [File:D:\Main Workspace\Engine\Source\Runtime\Landscape\Private\LandscapeRender.cpp] [Line: 1724] UE4Editor_Core!FDebug::AssertFailed() [d:\main workspace\engine\source\runtime\core\private\misc\assertionmacros.cpp:419] UE4Editor_Landscape!FLandscapeComponentSceneProxy::CalculateLODFromScreenSize() [d:\main workspace\engine\source\runtime\landscape\private\landscaperender.cpp:1548] UE4Editor_Landscape!FLandscapeComponentSceneProxy::CalculateBatchElementLOD() [d:\main workspace\engine\source\runtime\landscape\private\landscaperender.cpp:1699] UE4Editor_Landscape!FLandscapeComponentSceneProxy::InitViewCustomData() [d:\main workspace\engine\source\runtime\landscape\private\landscaperender.cpp:1804] UE4Editor_Renderer!FProjectedShadowInfo::ShouldDrawStaticMeshes() [d:\main workspace\engine\source\runtime\renderer\private\shadowsetup.cpp:814] UE4Editor_Renderer!FProjectedShadowInfo::AddSubjectPrimitive() [d:\main workspace\engine\source\runtime\renderer\private\shadowsetup.cpp:1041] UE4Editor_Renderer!FGatherShadowPrimitivesPacket::RenderThreadFinalize() [d:\main workspace\engine\source\runtime\renderer\private\shadowsetup.cpp:2758] UE4Editor_Renderer!FSceneRenderer::GatherShadowPrimitives() [d:\main workspace\engine\source\runtime\renderer\private\shadowsetup.cpp:2901] UE4Editor_Renderer!FSceneRenderer::InitDynamicShadows() [d:\main workspace\engine\source\runtime\renderer\private\shadowsetup.cpp:3827] UE4Editor_Renderer!FDeferredShadingSceneRenderer::InitViewsPossiblyAfterPrepass() [d:\main workspace\engine\source\runtime\renderer\private\scenevisibility.cpp:3279] UE4Editor_Renderer!FDeferredShadingSceneRenderer::InitViews() [d:\main workspace\engine\source\runtime\renderer\private\scenevisibility.cpp:3128] UE4Editor_Renderer!FDeferredShadingSceneRenderer::Render() [d:\main workspace\engine\source\runtime\renderer\private\deferredshadingrenderer.cpp:568] UE4Editor_Renderer!CaptureSceneToScratchCubemap() [d:\main workspace\engine\source\runtime\renderer\private\reflectionenvironmentcapture.cpp:715] UE4Editor_Renderer!TGraphTask<`CaptureSceneIntoScratchCubemap'::`4'::EURCMacro_CaptureCommand>::ExecuteTask() [d:\main workspace\engine\source\runtime\core\public\async\taskgraphinterfaces.h:829] UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [d:\main workspace\engine\source\runtime\core\private\async\taskgraph.cpp:665] UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() [d:\main workspace\engine\source\runtime\core\private\async\taskgraph.cpp:574] UE4Editor_RenderCore!RenderingThreadMain() [d:\main workspace\engine\source\runtime\rendercore\private\renderingthread.cpp:331] UE4Editor_RenderCore!FRenderingThread::Run() [d:\main workspace\engine\source\runtime\rendercore\private\renderingthread.cpp:465] UE4Editor_Core!FRunnableThreadWin::Run() [d:\main workspace\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:76]
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-56239 in the post.
| 4 |
| Component | UE - LD & Modeling - Terrain - Landscape |
|---|---|
| Affects Versions | 4.19, 4.20 |
| Target Fix | 4.19.1, 4.19.2, 4.20 |
| Created | Mar 16, 2018 |
|---|---|
| Resolved | May 1, 2018 |
| Updated | Jun 23, 2018 |
| 4578 - projectgheist |