Packaging for Win32 fails on Visual Studio version 15.7.1 with multiple unable to find mspdbcore.dll errors

UE - Foundation - Core - May 15, 2018

This did not reproduce with Microsoft Visual Studio version 15.6.2 at the same CL in //UE/Main. Only occurred after I updated from 15.6.2 to 15.7.1. ...

STEAM: Modifying the connection slot numbers can lead to a condition where the lobby is no longer joinable

UE - Online - Apr 25, 2019

Session data no longer updates when the backend tells us our session is full which then limits the ability to modify the session size on the fly. Because of this, joinability will be set on the sess ...

Severe ghosting on animated objects when camera stops moving in sequences when using path tracer

UE - Graphics Features - Lumen - Aug 2, 2019

Pixels seem to stop updating in the path tracer when a camera stops moving in sequence. Old color values from objects that have moved seem to still affect pixels they should not.  ...

SSGI AO not visible in Lit Viewmode

UE - Graphics Features - Dec 16, 2019

No screen space AO in lit viewmode with SSGI Confirmed in 4.25 MAIN @ CL 10730208 (but you must move camera after activiating SSGI for scene to update) ...

Dynamic Spatial Frequency not working with dependent actors

UE - Networking - Feb 25, 2021

In UReplicationGraphNode_DynamicSpatialFrequency::CalcFrequencyForActor, the ActorChannelCloseFrameNum is updated for the actor but not its dependents when calculating FramesTillReplicate. As a resu ...

Incorrect mesh offset behavior when playing a forward start after following "Adapting Lyra animation to your UE5 game"

UE - Anim - Gameplay - Oct 13, 2022

See the answer in the UDN: [Link Removed] We may want to update the blog post with a suggested fix, or wait until the automatic root offset tech is production ready. ...

[AI] Assertion in UAISense_Sight::RemoveAllQueriesToTarget

UE - AI - Perception - Aug 10, 2023

Licensee reports that while aggressively despawning AI there are occasional assertions for attempting to acquire write access to QueriesListAccessDetector when RemoveAllQueriesToTarget is executed f ...

Packed Level Actor should adjust transforms for negatively scaled actors when adding them to ISM

UE - World Creation - Worldbuilding Tools - Level Instances - May 24, 2024

When negative scaling is applied to an instance of an ISM, the instance transform is updated to apply a rotation instead. The same thing should happen when packing actors into ISMs for Packed-Level ...

Crash after converting to 4.7.0 from 4.6.1

UE - Gameplay - Blueprint - Feb 26, 2015

User is crashing when opening project after converting to 4.7. [Link Removed] [Link Removed] LOG IS ATTACHED 4.6 project with updated plugin: [Link Removed] ...

Adding teleport node after AddMovementInput breaks jumping animation

UE - Gameplay - Jun 6, 2016

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...