Attempting to record a demo in PIE causes a crash

When you try to use the console command "demorec" to record a demo in PIE, a crash occurs. Note: This did not occur in 4.8.3 but another crash happened when trying to run the "demoplay" console com ...

Movie playback not keeping texture filtering settings when switching contexts

UE - Platform - Mobile - Feb 3, 2017

Appears some Android OpenGL drivers are not preserving the texture filtering when changing render contexts. Added saving and restoring it in context cases. ...

Masked Materials using the Forward Renderer and MSAA results in banded Gradient

UE - Graphics Features - Feb 23, 2017

Masked materials used in conjunction with MSAA and Forward Rendering results in a banded gradient which seem to correlate directly with the MSAA count variable. This is connected to the Forward Ren ...

Incorrect Specular Highlights with Sphere Reflections Captures when using the Forward Renderer

UE - Graphics Features - Apr 30, 2017

A user is reporting incorrect/inconsistent reflections when using Reflection Captures with the Forward Renderer. I attempted to enable High Quality Reflections within the material's properties whic ...

Steam Audio Crashes Project when Deployed to Android Device

UE - Audio - May 5, 2017

The new Steam Audio plugin is crashes when deployed to Android Devices. ...

Animations don't respect Restore State when they are part of a Shot/SubSequence

UE - Anim - Sequencer - May 25, 2017

Animations don't respect Restore State when they are part of a Shot/SubSequence Regression: YES Broken: 4.15 (3450819) Worked: 4.14 (3249277) ...

Transform Track can't be edited for a empty actor dragged directly from Modes panel

UE - Anim - Sequencer - Oct 27, 2017

This is a remaining case of [Link Removed]. If you drag and drop an empty actor from Modes panel to Sequencer, the actor's transform track can't be edited. ...

Custom iOS icons don't appear using BP projects [4.18.2]

UE - Platform - Mobile - Dec 14, 2017

So far this has been tested on Mac deploying SunTemple to an iPhone 7 (10.3.3). It occurred with both Launch On and File Package. This does not occur when deploying StrategyGame from the same Mac t ...

Material Instance values lost when using Material Parameters inside of multiple Material Functions

UE - Rendering Architecture - Materials - Mar 30, 2018

Material Instance parameters (that derive from parents using material functions) can have their data shifted or not saved. ...

AnimSequence's play rate is doubled when in a SyncGroup

OLD - Anim - May 11, 2018

It is because that the RateScale is multiplied twice. First at UAnimSequenceBase::TickAssetPlayer : {{ const float PlayRate = Instance.PlayRateMultiplier * this->RateScale;}} Second at UAnimSeq ...