Unreal Engine Issues
Unreal Engine Issues
Details Panel - ShowOnlyInnerProperties does not work in nested structs unless the outer struct also has the metadata
UE - Editor - Workflow Systems - Nov 27, 2023The current implementation for inlining struct members is setup in a way where we start with the outermost struct and only recurse into any child structs if it contains the ShowOnlyInnerProperties m ...
Setting the Falloff Distance of a Sound Wave/Cue to 0.0 will no longer Play Sound
UE - Audio - Jan 13, 2016As the title suggests, whenever you add a Sound Cue or Wave to a level and set it's 'Falloff Distance' to 0.0 the sound will no long play. I have attached a project to provide a simple regression t ...
Unable to Save or Close Editor after Copying .FBX to Content Folder via Project Directory
Tools - Jul 5, 2017The editor is not allowing users to save or close a project after an .FBX file has been copied to the project's Content directory and allowing the Content Browser to discover the change in source fi ...
Investigate deprecating byte-swap during save
UE - Foundation - Core - Sep 26, 2019All major UE target platforms are little-endian. Saving packages with byte-swapping seems to have been broken for more than six years, when CL# 1495479 changed `FArchive::ByteOrderSerialize()` so th ...
Editor hits Asserts when trying to use debug rendering such as ShowFlag.LODColoration
UE - Rendering Architecture - RHI - Sep 22, 2020The assert in BasePassRendering.cpp:693 fires, crashing to desktop when using this console command in the editor, in PIE, and closes out the window when playing in Standalone. Does not crash when us ...
There's no motion blur on streaming GeometryCache
UE - Editor - Content Pipeline - Datasmith - Sep 28, 2021UDN customer mentioned: "there looks to be support for motion vectors as exported from DCC apps (for rare cases like fluid sim), but regular in-engine motion vector calculation for regular motion bl ...
"Pass-By-Reference" inputs to a multicast RPC can crash
UE - Networking - Oct 6, 2021Passing a parameter by reference for an RPC does not seem to be a supported operation, and UnrealHeaderTool will already throw an error if a networked UFUNCTION includes any OutParms. However, users ...
File > Package > Desktop (Win+Mac+Linux) redirects user to the main Docs Splash page
Docs - Apr 18, 2018When attempting to use the "All Desktop" packaging functionality, in the editor, the user is redirected to the main splash page for UE Documentation: https://docs.unrealengine.com/en-us/ I do belie ...
Custom Primitive Data types do not work with Procedural Meshes even though the option exists in their Details Panel
UE - Graphics Tools - Modeling Tools - Dec 16, 2021This is a not a regression. Tested in UE5(Binary), UE4(Binary), and UE5 Main(P4). Procedural Meshes have the option for CPDs listed in their details panel under Rendering > Advanced >Custom Primit ...
Blueprints might get corrupted after inheriting multiple times.
UE - Framework - Blueprint - May 17, 2024Blueprints might get into a corrupted state when they are inherited for a big number of times. Starting from a C++ class, if you then create a BlueprintClass from the C++ class, and keep creating ne ...