Overridden functions in Child Blueprints cannot be converted to/from pure functions

UE - Gameplay - Blueprint - Jun 27, 2015

Overridden functions in Child Blueprints cannot be converted to/from pure functions. Reproduced in 4.8.1 and Main (//depot/UE4/Promotable-CL-2601051) ...

Instanced sub-object property values get out of sync between parent and child Blueprints

UE - Gameplay - Blueprint - Jun 17, 2016

Also, another, possibly related symptom that should be looked into alongside this: Possibly related: 1. Set InlineObject to null on both character. 2. Assign new Inline Object to InlineObject on Ba ...

.ini files for packaged games have their settings wiped clean every time the game is run.

The settings .ini files for games packaged for windows appear to be getting overwritten with blank files whenever the game is run. Even if settings are added to the .ini files manually, the files be ...

Multiple Post Processing displays are not working in Content Examples - Post Processing

Docs - Samples - Jan 18, 2017

While going through a GPU pass, film setting in post processing isn't working as expected. This does not seem to be GPU specific The displays should resemble the images in the documentation - PPE ...

[Crash] UE4Editor-MetalRHI.dylib!ReportMetalCommandBufferFailure()

UE - Graphics Features - Jan 25, 2017

Crashes when resizing Standalone game window by dragging lower right corner to and fro to increase/decrease window size. [Link Removed] Error message: SEGV_MAPERR at 0x3 Source Context:none Mos ...

Crash when splitting a UDS pin on a collapsed graph

UE - Gameplay - Blueprint - Jan 27, 2017

I came across this bug while attempting to verify UE-41073. That bug is verified, but I accidentally added the struct into the collapsed node without going into the collapsed graph and split the col ...

Reflection capture crash in FindOrAllocateCubemapIndex

UE - Graphics Features - Mar 15, 2017

See UDN thread ...

GPU specific issue with Lighting while moving - GTX 770

UE - Graphics Features - Apr 26, 2017

While testing GPU - ContentExamples - Lighting - Nvidia gtx 770 in the 4.16 GPU Compat Pass, I noticed a strange effect on lights while the player is in motion. I've had multiple people attempt to ...

Area Class and Dynamic Obstacle Properties Being Reset

UE - AI - May 2, 2017

Area Class and Is Dynamic Obstacle properties do not seem to be saved on static meshes under certain conditions. I was able to reproduce this issue 3/5 times that I tested it. It seems that if the ...

Disabling Occlusion Culling and DBuffer Decals causers crash

UE - Graphics Features - Sep 1, 2017

THere is a crash that occurs when opening a project after the Occlusion Culling and DBuffer decals option are unchecked. There are times where the Unreal Crash reporter catches the crash and display ...