Particles are only activated when the camera moves back

UE - Niagara - Mar 3, 2020

UParticleSystemComponent :: CanConsiderInvisible () Particles determined to be invisible by MaxSecondsBeforeInactive seem to be activated only when the camera moves back. Is this correct behavior? ...

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...

Assertion failed: IsValid() in AudioDeviceManager.h related to dragging and dropping cues into the viewport

UE - Audio - Feb 23, 2021

I was not able to reproduce this issue with the user given repro steps, however the crash has occurred for multiple users according to Crash Reporter, so it is worth investigating more into ...

The Build Nanite property is disabled after reimporting a mesh that has Build Nanite enabled

UE - Editor - Content Pipeline - Import and Export - Jun 23, 2022

Regression no, the issue was reproduced in Windows //UE5/Release-5.0 CL 20280985 repro rate 3/3 After the user tries reimport mesh with nanite enabled from mesh editor the mesh was reimported with ...

FEnhancedActionKeyMapping struct has incorrect comparison results

UE - Gameplay - Input - Nov 11, 2022

The fix for this is to override the  FEnhancedActionKeyMapping::operator== to account for the deep copy that happens on modifiers instead of comparing addresses ...

MoviePipeline: EXR Output Format can't be added via C++

UE - Anim - Sequencer - MRQ - Apr 4, 2023

"stat llmassets" console command not recognised

UE - CoreTech - Jun 16, 2023

I am trying to use "stat llmassets" but it is not recognising the command. I have enabled LLM_ALLOW_ASSETS_TAGS and added -llmtagsets=assets to the commandline along with -llm, is there anything els ...

Landscape LOD menu does not appear in Details Pane

UE - Foundation - Core - Apr 8, 2015

Landscape LOD menu is missing from Details Pane of editor. Found in Master Branch, latest commit before pulling branch. ...

Play from here not correctly spawning player when high value used in grid snapping

Tools - Feb 3, 2015

Play from Here incorrectly adjusts player spawn when large grid snap values are used. ...