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

UE - Graphics Features - Lumen - 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-MetalShaderFormat.dylib!FGenerateMetalVisitor::print_constant()

UE - Graphics Features - Sep 22, 2017

This is an early trending crash coming out of the 4.18 previews. It occurs on Mac, and all affected project names indicate it is related to AR. Users have not provided any descriptions of their ac ...

[CrashReport] UE4Editor-MetalRHI.dylib!FMetalRenderPipelineDesc::CreatePipelineStateForBoundShaderState()

UE - Graphics Features - Jun 29, 2017

This is a common crash affecting Mac users in the 4.16 release. Mark.S: "one of the visualisation shaders is setting up bogus render state" Callstack from LogLogActorFactory: Actor Factory create ...

[CrashReport] Mac crash - UE4Editor-Slate.dylib!SMenuAnchor::SetIsOpen()

UE - Platform - Apple - Sep 14, 2017

This is a common and longstanding Mac crash that has occurred since at least 4.11 and affected more than 40 users. Users have not provided any descriptions of their actions when the crash occurred ...

Package fails for android if company name begins with a number

UE - Platform - Mobile - Apr 26, 2017

If the company name has a number at the beginning of it when packaging for android it returns a series of errors and does not allow the project to be built. The error that is being shown in the outp ...

[CrashReport] Crash on FMaterialEditor::OnCanPromoteToParameter()

UE - Rendering Architecture - Materials - Jun 22, 2017

This is a common crash in the 4.16 release (affecting Windows and Mac). A log file is attached. Users have not provided descriptions so additional information is not currently available. Windows C ...

Open Level Crash in Gear VR

UE - Platform - XR - Oct 5, 2016

Projects using Open Level (blueprints) or ServerTravel (in C++) will crash the application once it's open on a device using Gear VR Mode. 10-05 18:01:46.451: A/art(19619): sart/runtime/check_jni.cc ...

[CrashReport] Crash CheckForWorldGCLeaks() - EditorDestroyWorld()

UE - AI - Sep 8, 2017

This is a somewhat common but longstanding Mac crash that has affected users since at least 4.13. Recently in 4.17.1, the crashes are all occurring in various ARKit projects User DescriptionsI add ...

CRITICAL: Regression: CRASH: SHOOTERGAME: Client crashes when using ServerTravel command

UE - Networking - Sep 17, 2014

Update (5/4/15): New repro steps using Main (//depot/UE4/Promotable-CL-2535351): 1. Create a new Blueprint project 2. Create 3 new Levels: MainMenu, Lobby, and Level 3. Create 3 new GameModes: Main ...

Creating a new C++ class derived from the UAbiltyTask from the Gameplay Ability System plugin fails to compile

UE - Foundation - Cpp Tools - Live Coding - Nov 3, 2022

This is not a regression Tested in //UE5/Release-5.0 CL20979098 Creating a new C++ class derived from the Abilty Task from the Gameplay Ability System plugin fails to compile. From the Live Coding ...