[CrashReport] Crash on Mac - UE4Editor-SlateCore.dylib!SWindow::IsVisible()

UE - Platform - Apple - Jun 23, 2017

This is a common crash on Mac in the 4.16 release, and has occurred with low frequency since at least 4.11. Users have not provided any descriptions, so additional information is currently unknown. ...

Prevent unnecessary rebuilds of windows resource files

UE - Foundation - Cpp Tools - UnrealBuildTool - Sep 20, 2023

How Necessary are BUILT_FROM_CHANGELIST and BUILD_VERSION in Resource Files? We've been investigating ways to improve the speed of our iterative engine builds, and have found that the vast, vast maj ...

[CrashReport] UE4Editor_Renderer!FGlobalShader::SetParameters<FRHIPixelShader * __ptr64,FRHICommandList>() [globalshader.h:134]

UE - Graphics Features - Jun 29, 2016

This JIRA was created from crash reports submitted by users due to it being one of the top crashes occurring in 4.12.4 This might be a regression because the crash has only just started in 4.12.4. ...

Landscape Resize Tool Stall

UE - Graphics Tools - Terrain - Landscape - Oct 3, 2023

From licensee: We're trying to reduce component count on our landscape using the resize tool. When modifying the landscape execution never completes. When I hit pause and get a breakpoint to see wh ...

Out-of-bounds read caused by improper return size from FSocketSteam::RecvFrom in Unreal Engine

UE - Online - Jun 7, 2021

Overview: Function at fault: FSocketSteam::RecvFrom (https://github.com/EpicGames/UnrealEngine/blob/c3caf7b6bf12ae4c8e09b606f10a09776b4d1f38/Engine/Plugins/Online/OnlineSubsystemSteam/Source/Private/ ...

[CrashReport] UE4Editor-MetalRHI.dylib!FMetalDynamicRHI::RHICreateVertexBuffer - FSkeletalMeshVertexBuffer::InitRHI

UE - Graphics Features - Jul 27, 2017

This is a common and longstanding crash on Mac. The callstack shares similarities to the Windows crash [Link Removed] and may be related. User DescriptionsMy PC is too Low Spec? Callstack from Lo ...

Editor crashes due to a material that contains MPCs migrated from another project

UE - Rendering Architecture - Materials - Apr 29, 2024

[2024.04.29-16.49.46:563][970]LogUObjectGlobals: Warning: LoadPackage can't find package /BEURRE_040824_041224/NewMaterialParameterCollection. [2024.04.29-16.49.46:563][970]LogUObjectGlobals: Warning ...

Crash when upgrading Nvidia GFX driver from Version 457.85 with open Project

UE - Graphics Features - Nov 18, 2022

Repro Rate: 5/5 Summary: When opening a Project in UE version 5.1.0 with Nvidia GFX driver version ###, the user is notified that there are known issues with this driver through a pop-up:WARNING: K ...

[CrashReport] Mac crash - libobjc.A.dylib!objc_retain() [UnknownFile]

UE - Platform - Apple - Nov 10, 2017

This is a longstanding but low frequency Mac crash. User DescriptionsChanging camera shake values and testing in a new editor window Callstack from Log[2017.11.09-19.23.22:392][ 63]LogMaterial: Mi ...

Classes in TargetDenyList modules are still referenced from Components on BlueprintGeneratedClasses and cause runtime warnings

UE - Foundation - Feb 25, 2024

Other than the presence of the error and the performance cost of looking for a package on disk that does not exist, there are no behavioral problems. When running with legacy (non-iostore) pakfiles ...