Unreal Engine Issues
Unreal Engine Issues
Packaging failed with disabled plugin
UE - Foundation - Cpp Tools - Oct 9, 2018Disabling any plugin causes packaging failure. No repro in 4.19 Also occurring when Disabling all platforms except for windows and changing configuration from development to shipping. ...
RecastNavMesh is not generated at loaded sublevel
UE - AI - Aug 16, 2018RecastNavMesh is not generated at the sub level dynamically added in C ++ in 4.20. In 4.18, 4.19 it was generated normally. Probably, changes to the large number about NavMesh systems from 4.19 to ...
Alpha blending is done twice when using RenderOpacity of RetainerBox's parent slot
UE - Editor - UI Systems - UMG - Feb 10, 2023Licensee reported that alpha blending is done twice in the code below, and the fix below seems to fix it. .\Engine\Source\Runtime\UMG\Private\Slate\SRetainerWidget.cpp From:const FLinearColor Compu ...
Crash in DX12 UpdateTexture2D
UE - Graphics Features - Jan 24, 2017RHIUpdateTexture2D uses the wrong size for the per-row memcpy, which means we can't support passing in an offset within a larger image in the SrcData pointer (doing so will result in an access viola ...
Procedural Sounds Dropping First Samples
UE - Audio - Oct 26, 2015When playing a sound with the bProcedural = true option enabled. The associated sound will then drop samples when played. The licensee who originally reported the issue actually has provided a fix i ...
UIpNetDriver::ProcesRemoteFunction warnings appear for ShooterGame clients when switching weapons
UE - Networking - Nov 5, 2015The following warnings appear in the output log for ShooterGame clients when switching weapons. [2015.11.05-19.41.11:550][253]LogNet:Warning: UIpNetDriver::ProcesRemoteFunction: No owning connectio ...
All console variables overridden in Movie Render Queue are set to 0 after the render queue runs
UE - Anim - Sequencer - Aug 4, 2020All console variables overridden in Movie Render Queue are set to 0 after the render queue runs. It's because all cached previous console variables are reset to 0 just before they are written back ...
Building development version on Linux fails due to iOS folder structure
UE - Platform - Linux - Jun 26, 2017In the default Linux folder configuration, Engine/Source/Runtime/Core/Public contains two folders, iOS and IOS. The iOS folder contains the files IOSCriticalSection.h and IOSCriticalSection.h while ...
Persona code calling incorrect extenders when building menus.
OLD - Anim - Jan 25, 2017Certain files for building menus is calling the wrong extenders List of known conflicting functions:FSkeletalMeshEditor::ExtendMenu() [Engine\Source\Editor\SkeletalMeshEditor\Private\SkeletalMeshEd ...
Some landscape grass instances floating when generated on AMD cards under OpenGL
UE - Graphics Features - May 15, 2015User is reporting grass at the edge of their landscape being generated floating in the air on a Mac Pro with AMD GPUs. I have been unable to repro this on my Mac Mini with Intel Graphics HD 4000. Q ...