[CrashReport] UE4Editor_Persona!FReferenceSkeleton::FindBoneIndex() [referenceskeleton.h:252]

OLD - Anim - Jul 20, 2017

This is a common crash affecting users in 4.16, and has occurred since at least 4.14, affecting more than 200 unique users. Unfortunately none of them have provided any additional information. Sou ...

Requesting Android Permissions causes an Ensure on Android Devices

UE - Platform - Mobile - Nov 14, 2022

Regression: Tested in UE5/Release-5.0 at CL 20979098 and the issue occurs. Issue would load in to the project without asking for permission and cause an ensure to occur, in 5.0.3 the issue would ca ...

Some Twinmotion library assets do not render in Path Tracer in files with a large number of assets

TM - Rendering - Apr 17, 2025

Reported in SF [Link Removed] In scenes containing large numbers of certain Twinmotion assets, when activating Path Tracer, some of the assets will not render. The assets will render normally in St ...

Adding a scene component to a child blueprint causes log warnings to appear in output log

UE - Gameplay - Blueprint - Sep 1, 2015

If a scene component is added to a child blueprint and the parent blueprint is compiled, a log warning will appear that states: "LogBlueprint:Warning: USimpleConstructionScript::FixupRootNodeParen ...

Crash: Using Sequencer to attach an actor with multiple skeletal mesh components crashes the editor

UE - Anim - Sequencer - Nov 30, 2016

When using an Attach track in sequencer to attach an actor that contains more than one skeletal mesh component, the UI to choose which mesh component to attach to pops up, but then the editor hangs ...

CachedMaxDrawDistance value are not updated by CullDistanceVolume in persistent Level

UE - World Creation - Worldbuilding Tools - World Composition - Dec 16, 2022

in PIE, RerunConstructionScript() is executed and actor's CachedMaxDrawDistance is updated as expected. in packaged game, RerunConstructionScript() is not executed  so, CullDistanceVolume is not u ...

Landscape Change Component Size Tool removes foliage from landscape

UE - World Creation - Worldbuilding Tools - Foliage - Dec 12, 2017

Foliage painted onto a landscape will disappear when Sections per Component is changed from 1x1 to 2x2. Affects 4.17.2 CL 3658906, 4.18.2 CL 3794801, 4.19 Main Possible Workaround is to set the Re ...

Custom Events set to Replicate do not show the replication information on the node until the Editor is restarted

UE - Gameplay - Blueprint - Mar 3, 2015

Custom Events set to Replicate do not show the replication information on the node until the Editor is restarted. For example, after setting a Custom Event to Multicast, the "Replicated From Server ...

Inherited components in Child Blueprints cannot be dragged into the Event Graph to access their variables

UE - Gameplay - Components - May 6, 2015

Inherited components in Child Blueprints cannot be dragged into the Event Graph to access their variables. Searching for the Getter in the Event Graph works as expected. This seems inconsistent with ...

Apex Cloth LOD distortion occurs after World Origin Rebase

UE - Simulation - Physics - Character - Sep 13, 2017

There is a distortion that occurs with Apex cloth when changing the World Origin location. This distortion occurs when you approach after the world origin has been changed. This issue is similar to ...