No arm64 folder exists in plugins leading to an Error when packaging plugins

UE - CoreTech - Nov 16, 2022

Regression: Checked in UE5/Release-5.0, the folder is missing from the plugin as well. This issue appears to be a problem with packaging the plugin itself, rather than packaging a full project. Pac ...

"Reference space" when exporting LevelSequences with "Override Instance Data"

UE - Anim - Sequencer - May 15, 2024

When exporting a Cinematic Camera as FBX and importing it back, all transforms and Camera view are shifted. This happens when in Level Sequence Actor has the property "Transform Origin Actor" set to ...

PakFiles: Unmounting PakFile while requests are still in progress causes assertion failure in UnMount

UE - Foundation - Mar 31, 2022

[Link Removed] Licensee is using the chunk downloader. On Shutdown method of their GameInstance, they call FChunkDownloader->Finalize. When they quit the game (Alt+F4) during a chunck download an a ...

Cross-Compiling for Linux-ARM fails to compile

Tools - Aug 11, 2015

Following the directions on the wiki for cross compiling on Linux ([Link Removed]) fails when trying to package the project. ...

Sequences in sub-levels only fire events in the persistent level

UE - Anim - Sequencer - Mar 28, 2016

Sequences in sub-levels only fire events in the persistent level. I don't know if they're expected to be firing in all levels or just the sub-level ...

Dragging a BP variable into a category can produce inconsistent results

UE - Gameplay - Blueprint Editor - Jan 18, 2019

The drag-onto-category operation is assigning the prettified category name, not the actual category name, resulting in variables that are not actually in the same category, even though they appear t ...

FAnimationRuntime::BlendPosesPerBoneFilter() causes an assertive crash when Skeletal Mesh LOD is changed

UE - Anim - Runtime - Nov 1, 2023

The crash occurs from "check(BoneBlendWeights.Num() == NumBones);" This crash occurs when the following conditions are met;The skeletal mesh LOD is changed.The number of bones is difference between ...

Swapping the Child Actor Class of a ChildActorComponent back to a previously selected BP leads to an Editor crash from illegal Renaming

UE - Framework - Components - Sep 11, 2024

A fatal error occurs if we change a Child Actor Class from one BP (ex. "BP_A") to a different BP ( ex. "BP_B") and later change it back to the first BP (ex. "BP_A") without compiling the BP between ...

CameraShake track in Camera Animation Sequence not playing on PIE

UE - Anim - Sequencer - Oct 5, 2022

CameraShake works fine in Camera Animation Sequence's Cine Camera Actor Preview. But not played on Play in Editor mode. ...

naming box collision in player character renames overlap begin event in actor calling player character

UE - Gameplay - Blueprint - Jan 28, 2016

naming box collision in player character renames overlap begin event in actor calling player character ...