Unloading level during PIE leads to editor crash

Unloading level during PIE seems to lead to an editor crash. Most easily reproducible by enabling malloc stomp. ...

[CrashReport] UE4Editor_Engine!FLevelCollection::RemoveLevel() [world.cpp:249]

Gameplay - Dec 1, 2017

This is a common crash that has occurred since at least 4.14 User DescriptionsWas playing in editor and ran around my world composition level a little bit and then hit escape to quit.Using the node ...

Win64 - Unplugging audio device causes game to freeze

Audio - Nov 30, 2017

Win64 - Unplugging audio device causes game to freeze. Log is spammed with messages like the following after the device is removed:[2017.11.30-19.38.32:716][386]LogAudio: Warning: Waited 69.495094m ...

Crash opening Child/Grandchild Blueprint after updating to 4.18

Gameplay - Blueprint - Nov 29, 2017

From this UDN: https://answers.unrealengine.com/questions/718928/4180-editor-crash-while-opening-child-blueprint.html Crash occurs when opening child (or in the repro case, grandchild) blueprints a ...

[CrashReport] Mac crash - FShaderCompilingManager::ProcessCompiledShaderMaps()

Rendering - Nov 16, 2017

This is an infrequent Mac crash in the 4.18 release. The callstack is a match to UE-49852 (loading Zen editor on Mac), but that was confirmed fixed for 4.18.0 while this continues for users. User ...

GPUCrash - exiting due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')

Rendering - Oct 26, 2017

This Jira is for the continuation of the "D3D HUNG" crashes which originally spiked in the UE 4.14 release. Some fixes were implemented in 4.16.2 and 4.17.0 which made some improvement to the freque ...

[CrashReport] Assertion failed: TaskDataArray.Num() == Exporter->VolumetricLightmapTaskGuids.Num()

Rendering - Oct 2, 2017

This is a trending crash coming out of the 4.18 Previews. Users have not provided any descriptions of their actions when the crash occurred, but at least two of the affected projects are being creat ...

[CrashReport] UE4Editor_Renderer!FSceneRenderer::CreateWholeSceneProjectedShadow() [shadowsetup.cpp:1978]

Rendering - Oct 2, 2017

This is a trending crash coming out of the 4.18 Previews. Users have not provided any descriptions of their actions when the crash occurred. Source Context 1964 // Determine the amount o ...

[CrashReport] UE4Editor_Landscape!ULandscapeInfo::UpdateLayerInfoMap() [landscape.cpp:1459]

Tools - Landscape - Aug 22, 2017

This is an intermittent crash occurring in the 4.17 release. Users have not provided any descriptions of their actions when the crashes occur. Source Context 1444 LayerSettings.bVa ...

[CrashReport] FUniformExpressionSet::CreateUniformBuffer() materialuniformexpressions.cpp

Rendering - Jul 14, 2017

This is a common crash occurring for users in 4.16 User Descriptionsdeleting a texturecrash occurred when reverting two textures Source Context 266 /** 267 * @returntrueifthis ob ...