Crash at UAnimInstance::DisplayDebug() when a montage ends

UE - Anim - Runtime - Nov 8, 2022

UDN case : [Link Removed] We are seeing a crash in UAnimInstance::DisplayDebug() at the following line: FString MontageEntry = FString::Printf(TEXT("%i) %s CurrSec: %s NextSec: %s W:%.2f DW:%.2f ...

Investigate render flush at SkeletalMeshComponent InitLODInfos

UE - Anim - Rigging - Apr 19, 2023

From UDN : we are spawning a number of characters at the same time during the game, and seeing a major framerate hitch when we do so. After the characters have been spawned, we use SetSkinnedAssetA ...

Bright mesh outlines using Temporal AA with Gaussian Blur DOF

UE - Graphics Features - Feb 17, 2017

Since the last engine merge in FN Main, any mesh that silhouettes against DOF will produce a bright, halo like effect on the outside edge. The further away the background is from the silhouetted mes ...

Contact shadow has box artifacts with backlighting for two sided Subsurface shading model

UE - Graphics Features - Shadows - Nov 14, 2023

See slack channel: [Link Removed] ...

dtNavMeshQuery::findNearestPoly uses hardcoded array size

UE - AI - May 18, 2015

dtNavMeshQuery::findNearestPoly uses hardcoded array size which results in errors when search radius would require using more polygons then hardcoded the 128. ...

Crash in TMap struct deserializer

UE - Foundation - Core - Sep 20, 2016

When deserializing a TMap<FString, FString> with the JsonStructDeserializer, the Engine crashes. ...

UWorld::RemoveFromWorld does not check Pointer Reference for null before use

UE - Gameplay - Dec 12, 2017

The code in UWorld::RemoveFromWorld that removes Pawns that are about to be streamed out does not check to see if the pointer that it sets is null prior to using it. In cases where Pawns are rapidly ...

Cannot click the create new project button on a monitor with 1366 x 768 resolution

Tools - Sep 17, 2015

If a user has a 1366 by 768 monitor resolution and uses the File > Create New project option, then the user will not be able to click the green button at the bottom of the window that actually allow ...

Signing Key not found when certificate is in System Keychains

UE - Platform - Mobile - Oct 22, 2014

User reported being unable to push to devices from mac if they have their Certificates in the System Keychain rather than Local ...

Use Complex as Simple isn't working for dynamic objects

UE - Gameplay - Apr 21, 2015

Use Complex as Simple isn't working for dynamic objects. However, if not simulating physics, collision works correctly. Same as TTP# 229782 that wasn't moved to JIRA. ...