Using Volume Materials in a Material Billboard Causes Crash When Used with Volumetric Fog

UE - Graphics Features - Dec 3, 2018

Using volume material used in a material billboard Causes Crash When used with volumetric fog. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4541578, 4.22 CL# 4618663 ...

A crash can occur during a batched compile of inter-dependent Blueprint assets via commandlet.

UE - Gameplay - Blueprint - Feb 20, 2021

Bulk compiling more than one Blueprint class asset without incurring a garbage collection pass in between each compile can result in a crash during reference replacement, as serialization may end up ...

FFrame::ReadProperty() occur crash if Blendspace Player node use Function to get BlendSpace Asset

UE - Anim - Runtime - Anim Blueprints - May 25, 2022

If user connect a function that returns a Blendspace Asset to a Blendspace Player that BlendSpaceAsset settings are exposed to a pin, it crashes in the package. It does not occur if user do not con ...

[Synth][Tone Generator] - Editor crashes when Starting Synth Component Tone Generator

UE - Audio - Mar 29, 2022

Starting a SynthComponentToneGenerator crashes the editor with the following assert:Assertion failed: bSuccess [File:D:\build\++UE5\Sync\Engine\Source\Runtime\SignalProcessing\Private\AudioBufferDis ...

Network Prediction Insights tool checks/crashes with trace data from a multiplayer PIE session

UE - Gameplay - Network Prediction - Mar 27, 2024

Loading a trace in Insights that has Network Prediction channel data from a multi-client PIE session will hit a check and crash the Insights tool. ...

Engine Crashes When Trying to Add an Entry to a TMap in a Nested Struct That is an Element of an Array

Tools - Oct 3, 2019

When trying to add an entry to a TMap in a nested struct that is an element of an array the engine crashes. This doesn't happen if it is not an array of the nested struct. Attached are .h and .cpp ...

Crash upon attempting to load into session via Join Session in Blueprints on iOS

UE - Networking - Aug 8, 2018

Joining a session on iOS using the Join Session node in Blueprints causes a crash on iOS. This is similar to [Link Removed] but was requested to be entered separately. This has not been reproduced ...

GetStaticMeshViewport() is called without checking if it returns a valid viewport causing the Editor to crash

UE - Editor - Dec 9, 2021

This is not a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0-EarlyAccess CL16682836 Binary //UE5/Release-5.0 CL18407655 Personal P4 When opening a static mesh without ...

Adding an actor with a default property track immediately after opening a sequence will crash the editor

UE - Anim - Sequencer - Aug 14, 2020

If an actor has default property tracks set up in the Project Settings, adding that actor to a level sequence through C++ will crash the editor. This seems to stem from the creation of the default p ...

Media Player Causes Game To Crash On IOS When Loading Video Multiple Times

Media Framework - Feb 2, 2017

On the iphone 6+ it appears that videos played, then unloaded, then reloaded, and played again using the media player will cause a game crash given enough time. This behavior doesn't seem to occur ...