Frame rate issues using Fixed Frame Rate and Matinee

Tools - Aug 10, 2016

Frame rate issues using Fixed Frame Rate and Matinee. This could be similar to some issues involving "Force Fixed Frame Rate". ...

TAssetPtrs are not properly fixed up in client PIE instances

Tools - Aug 18, 2015

Contrary to the linked UDN question, this doesn't seem to require the actor to be replicated. The problem is that when UWorld::DuplicateWorldForPIE is called for a PIE client instance's persistent ...

Integrate fix for improper failure case for allocation of RenderTargets in Oculus

UE - Platform - XR - Feb 6, 2017

CL 3278583 contains a fix for improper failure state allocation of render targets, which causes intermittent crashes when the HMD is unplugged or has a power interruption. This CL fixes the crash ...

UMaterialBillboardComponent Memory Leak and Hitching (Unreal 4.19.2 + 4.19.1)

UE - Graphics Features - May 4, 2018

Creating an actor with a UMaterialBillboardComponent causes Editor hitching. ...

Crash While Running Project With d3ddebug Enabled (fix provided)

UE - Graphics Features - Mar 6, 2017

A licensee encountered a crash during InjectTranslucentLightArray: according to them they fixed the issue in ShadowProjectionCommon.usf: /** Cube map texture. */ TextureCube<float> ShadowDepthCub ...

Enabling Fixed Frame Rate doesn't Lock the Frame Rate

UE - Rendering Architecture - RHI - Nov 19, 2019

When a project is set to use a fixed frame rate via the Project Settings it is uncapped when played in editor. Found in 4.24 Preview 2 CL#10091930 Reproduced in 4.25 Main CL#10298106 ...

Using a fixed frame rate will cause you to leave the loop section of Montage.

UE - Anim - Runtime - Dec 10, 2021

This problem only occurs when the fixed frame rate is 30 and the Sequence Lenngth of the loop animation is 1.66667. If turn off the fixed frame rate setting, it will behave as it should. ...

Scene Capture 2D: additive mode not working in 4.19

UE - Graphics Features - Apr 20, 2018

Additive Composite Mode is not behaving as expected in 4.19 User reports that Composite mode is also affected. ...

Integrate VirtualBones crash fix into next release patch

OLD - Anim - Jun 7, 2017

Athomas reached out to me with a crash he was having when trying his 'Automatic Sync Marker AnimModifier' on a Skeleton that had Virtual Bones. It was verified that this only happens when Virtual B ...

Crash occurs when an element of a fixed-size FText array is edited in a Blueprint.

UE - Gameplay - Blueprint - Jan 23, 2017

The Editor can crash if a fixed-size FText array is created. Attempting to edit one of the values of the array in a Blueprint will result in a crash. ...