Unreal Engine Issues
Unreal Engine Issues
There's no efficient way to pause/resume widget animations
UE - Anim - Sequencer - Jul 27, 2017The implementation of UMGSequencePlayer::Play and UMGSequencePlayer::Pause are not conducive to being able to efficiently pause and resume animations. Some problems that need to be addressed: 1. ...
Getting Emitter.NumParticles on Niagara's GPU compute sim returns 0
UE - Niagara - Jul 27, 2023This problem looks like the following parameters are not defined correctly. The correct parameter is Engine_Emitter_NumParticles. Engine_Emitter_NumParticles and PREV_Engine_Emitter_NumParticles .\ ...
Convert selected components to Blueprint Class will crash if the Actor is not tagged as BlueprintSpawnableComponent
UE - Gameplay - Components - Sep 2, 2016The editor will crash when using "Convert Selected Components to Blueprint Class" for actors that the root component is not tagged as a BlueprintSpawnableComponent. ...
Packaging for tvOS in Distribution fails to find valid provision
UE - Platform - Mobile - Dec 8, 2016I was unable to test this due to not having provisions available to test on for tvOS distribution. However, we have reports of the following error: "PackagingResults:Error: Error Provision not foun ...
Camera Cut tracks don't work in some packaged code projects
UE - Anim - Sequencer - Apr 10, 2017Camera Cut tracks don't work in some packaged code projects Regression: YES Working: 3249277 (4.14.3) Broken: 3348071 (4.15.1) Working: 3383544 (4.16 Main) ...
UE 4.25.1 Offline Installer Display Error
UE - Editor - Content Pipeline - Datasmith - Importer - Jun 9, 2020[Image Removed] [Image Removed] ...
Collision of child actor doesn't rotate if the parent is simulating physics
UE - Simulation - Physics - Aug 11, 2015Collision of child actor doesn't rotate if the parent is simulating physics. This was an old bug that an AnswerHub user reported back in 4.9 but now a licensee is reporting this same behavior in 4.1 ...
LIVE: Memory spikes when importing a json with a large amount of sprites
UE - Gameplay - Paper2D - Oct 24, 2014While importing a json file with a large amount of sprites, memory usage spikes. The test asset uses a 2000x128 texture with 1024 elements. ...
Memory spikes when changing properties on a large amount of textures via Property Matrix
Tools - Jan 29, 2015When changing a property on a large number of textures via the Property Matrix, memory usage can spike to over 26G. Tested in Main (Promotable-CL-2423505) Probably related to [Link Removed] ...
Variable in Blueprint with subcategory appear in detail panel of selected default component
UE - Gameplay - Blueprint - Aug 11, 2016When a blueprint variable is given a category and subcategory then compiled, the variable will show up in the details panel when selecting components that existed when the blueprint was created. ...