[CrashReport] Mac Metal crash - FSceneRenderer::RenderDistortion()

UE - Graphics Features - Aug 29, 2017

This is a somewhat common Mac crash occurring since 4.15 and into 4.17.1. Users have not provided any descriptions of their actions when the crash occurred. This specific callstack was previously ...

GAS: Async loaded GameplayCueNotify can execute cue events out of order

UE - Gameplay - Gameplay Ability System - Mar 22, 2025

Licensee reported problem via UDN. Context GameplayCues ('cue') are events that can be fired by game code, that are identified via a GameplayTag. Cues can be instantaneous or can be a state on any ...

[CrashReport] Linux crash - FScopeContext::FScopeContext()

UE - Platform - Linux - Oct 5, 2017

This is a somewhat common Linux crash occurring in 4.17.2. (there are a few older records in 4.16.2 and 4.17.1 also, but most occur in 4.17.2) Callstack from Log[2017.10.04-14.49.42:768][ 2]LogFi ...

Android crash a couple minutes into StrategyGame

UE - Platform - Mobile - Mar 8, 2016

This didn't occur on iOS; so far this has only been tested in StrategyGame The device this occurred on was Nexus5X_6713_Adreno 418, 6.0.1 It did not occur on: iPad Mini 4_6242, 9.2.103-08 14:12:0 ...

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

UE - Graphics Features - Nov 16, 2017

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

When PCH is Disabled, Error Occurs in VulkanGenericPlatform.h at Android Build

UE - Graphics Features - Dec 6, 2018

If disable PCH in Target.cs, an error will occur when building for Android. The log is as follows. LogPlayLevel: Error: D:/Build/Release-4_21_0/Engine/Source/Runtime/VulkanRHI/Private/Android/../Vu ...

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 ...

Failure packaging for android that supports both armv7 arm64 with GoogleVR plugin enabled

UE - Platform - XR - Aug 30, 2016

Unable to package a build for android (ATC) if the GoogleVR plugin is enabled and both arm64 and armv7 are supported. This does not reproduce if you turn off GoogleVR. This does not reproduce if yo ...

Deadlock in UPhysicalAnimationComponent::UpdatePhysicsEngineImp

UE - Simulation - Physics - Sep 13, 2023

Deadlock in Chaos during PIE; the main thread is in USkeletalMeshComponent::HandleExistingParallelEvaluationTask waiting for a task to complete, and a worker thread is running that task and is in US ...

Anim Notify States are ended when CustomTimeDilation is set to zero

UE - Anim - Runtime - Oct 12, 2022

UDN link: https://udn.unrealengine.com/s/question/0D54z00008BEDfJCAX/set-actor-time-dilation-to-0-during-a-animation-notify-state-cancel-it?fromCase=1 Notify gathering functions (e.g. UAnimSequence ...