AdditionalPluginDirectories/RemappedPlugins doesn't work for packaged/zenstore build when plugin directory is relative and outside of project directory

UE - CoreTech - Mar 14, 2024

Originated from UDN post:https://udn.unrealengine.com/s/question/0D5QP000007QWuz0AG/additionalplugindirectories-outside-of-project-visual-studio-and-zenstore QUOTE: TLDR: Use of 'escape' paths in U ...

Crash when moving map assets used as level instances

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 10, 2025

Crash after 'Reparent Blueprint' when renaming component on-top of orphaned inherited component

UE - Framework - Blueprint Editor - May 7, 2024

After reparenting a blueprint and inherited components from the previous parent are removed, trying to give a new component the same name as a previous component causes a crash inside UObject::Renam ...

"StaticFindFirstObject: Ambiguous object name" on delegates with timelines in packed level actors

UE - World Creation - Worldbuilding Tools - Level Instances - Jan 31, 2024

Editor crash while saving asset during cook operation

UE - Foundation - Data Pipeline - Cooker - Apr 2, 2025

It is possible to experience an editor crash in 5.5.4 when the cook process generates a warning that references an asset while the editor is saving. It seems that during a save operation, the code t ...

Spawnable Level Instance via Sequencer in WP map

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 21, 2023

ULevelInstanceSubsystem::OnActorDeleted: check(!IsEditingLevelInstanceDirty(LevelInstance) && !HasDirtyChildrenLevelInstances(LevelInstance)); ...

Skylight Leaking Tint in Reflection

UE - Graphics Features - Oct 10, 2025

From 5.6 onwards, Skylight Leaking is much stronger in reflections than in the world. Also tested on //UE5/Release-5.6, CL 45232827 ...

Crash when adding foliage instances to unloaded IFA

UE - World Creation - Worldbuilding Tools - Foliage - Aug 31, 2023

Ran into a crash when trying to programmatically add foliage to a large WP level with some unloaded IFAs.  ...

MRQ rendering crashes when there is an empty audio track

UE - Virtual Production - Tools - MRQ - Aug 25, 2025