GPU Crash from invalid SRV in CreateShaderResourceView due to integer underflow

UE - Graphics Features - Ray Tracing - Jan 15, 2025

The GPU crashes after the ray tracing geometry builder attempts to create a shader resource view with an invalid offset. ...

[CrashReport] UE4Editor_D3D11RHI!VerifyD3D11Result() [d3d11util.cpp:233]

UE - Graphics Features - Jan 24, 2018

No user comments ...

Blurry textures on BSP geometry when a very small static mesh using the same texture is in the same scene (standalone game)

UE - Graphics Features - Mar 9, 2020

The texture streamer does not appear to take into consideration the size on screen of any BSP brushes, only static meshes. When a large brush, and a very small static mesh, both using the same textu ...

Blueprint class's property is overridden by parent blueprint class

UE - Gameplay - Components - Nov 2, 2020

I did some research. The problem is caused in CoreNative.cpp. In Function GetInstancedSubobject (Line 126) We should check if instance is runtime instance first. If it is runtime instance, just us ...

UWorld::GetNetMode returns incorrect value during UGameInstance::StartPlayInEditorGameInstance

UE - Networking - Jan 19, 2023

During PIE instance initialization, there seems to be a window during which UWorld::GetNetMode will not return the expected value: before the instance's NetDriver has been created but after UGameIns ...

Blueprint based Procedural Foliage parameter changes not being reflected after resimulation

UE - World Creation - Worldbuilding Tools - Foliage - Jun 15, 2016

Frequency: 5/5 Procedural Foliage created via the Blueprint method only reflects parameter changes on resimulation if the parameter in the Blueprint has been modified then compiled. After that, you ...

GPU Particle Collision causes shaking when set to bounce with low resilience.

UE - Niagara - Jul 27, 2016

A particle emitter with GPU sprites on certain settings will shake violently as they collide with the ground. This requires there to be a strong Const Acceleration module and Collision with low resi ...

Get Constraint Force node always returns a magnitude zero vector

UE - Simulation - Physics - Solver - May 4, 2022

Get Constraint Force node always returns a magnitude zero vector. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and was able to get the constraint force, it is a regression. ...

In a listen server, when a client moves, anim notifies don't get fired for the server/host.

UE - Anim - Gameplay - Nov 14, 2022

Reproduced 3/3 times. Was not able to reproduce in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. ...