Filtering a Curve with Fourier Transform (FFT) with the Response set to Chebyshev crashes the editor

UE - Anim - Sequencer - Mar 19, 2021

When creating a Curve and filtering the keys with a Fourier Transform, the engine crashes. The engine doesn't crash when the Bake, Euler, or Simplify options. It only crashes if there are a minimum ...

Calling Finish Recording Output causes a crash in PIE

UE - Audio - Mar 23, 2020

The Finish Recording Output node from the Audio Mixer BP Library crashes due to an invalid Path input. This is a regression from 4.23.1 (CL-9631420).  This was reported and tested in 4.24.3 (CL-115 ...

Using a 'Format Text' node to set a 'Text Render' component will crash on map load after project conversion

UE - Gameplay - Blueprint - Apr 19, 2016

Using a 'Format Text' node to set a 'Text Render' component will crash on map load after project conversion[EUS] TJ Ballard - Opened the map on a users project from this AnswerHub post: https://answ ...

Assert running Datasmith from Blutility via a Commandlet

UE - Editor - Content Pipeline - Datasmith - Importer - Aug 6, 2018

Launching the Editor/Datasmith from Blutility via a Commandlet that is importing a .stp file causes the Editor to not launch with an assert.  ...

UnrealMathTest fails when compiled with VS2019

UE - Foundation - Cpp Tools - Oct 10, 2019

A crash or breakpoint is triggered when building UE4 with Project Files generated with -2019. Typeinfo.h was changed in MSVC v14.23 to just be typeinfo. ([Link Removed]) There is a pull request t ...

4.8 Tonemapper does not yield pure black unlike 4.7.6

UE - Graphics Features - Jun 16, 2015

User is reporting the Post Process is rendering a grainy background in 4.8 compared to a solid Black background in 4.7.6. in 4.7.6[Image Removed] in 4.8.0[Image Removed] ...

Segment look up on anim tracks checks against the wrong value

OLD - Anim - May 13, 2016

UDN user reported issue. We test the anim start time instead of the segment start time when looking up segments. This means that if the user changes the anim start time from the default of 0 it brea ...

Selecting a text field that is displaying "Multiple Values" will rewrite all values for all selected entities to "Multiple Values"

Tools - Jun 14, 2015

Selecting a text field that is displaying "Multiple Values" will rewrite all values for all selected entities to "Multiple Values". Reproduced in 4.7.6, 4.8.0, and Main (//depot/UE4/Promotable-CL-2 ...

Media Player Asset not Playing in Packaged Game

Media Framework - Jun 22, 2016

Media asset fails to play in packaged game. There was a bug entered [Link Removed] which is similar, but dealt with standalone play mode as well. The standalone issue seems to have been fixed since ...

Non wrapped UVs in static mesh cause incorrect UVs on (HLOD) merged static mesh

UE - World Creation - Worldbuilding Tools - HLOD - Apr 27, 2016

HLOD seems to Generate Lightmap in the wrong UV Channel. Export a specific LOD and generating Light Map UVs, it seems like the lightmap UVs are always generating in the the channel 0, messing up th ...