Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_LandscapeEditor!TSharedPtr<SWidget,0>::ToSharedRef() [sharedpointer.h:794]
UE - LD & Modeling - Terrain - Landscape - Jul 13, 2017This is a common crash affecting users in 4.16. Additional information is not currently available. User DescriptionsAt the time I was using the landspace sculpt tool with fairly normal settings. ...
[CrashReport] UE4Editor_Persona!TSharedPtr<IEditableSkeleton,0>::ToSharedRef() [sharedpointer.h:794]
OLD - Anim - Jul 13, 2017This is a common crash affecting users in 4.16. User DescriptionsHit undo a bunch of times after re-opening a skeletal mesh where I was trying out painting cloth max distances. Source Context ...
Forced reboot launching editor the first time
UE - Foundation - Cpp Tools - May 30, 2018Note that before I tried running the editor via the Launch button, I just happened to run the Editor exe directly, and this did not repro then. After my PC rebooted I tried to reproduce it again an ...
Editor Freezes after the user attempts to set a NewSpriteAtlasGroup to an imported sprite
UE - Gameplay - Paper2D - Apr 19, 2023By setting an Atlas Group to a newly created sprite, the editor freezes. This feature is most important, even if this issue can only be reproduced by a minority of users. Repro rate: 5/5 Notes:No ...
HISM flickering when any character is visible
UE - Rendering - RHI - Jan 12, 2026On an NVIDIA GPU, Instanced Static Meshes can flicker when a Groom card or mesh LOD is visible. This appears related to an issue rendering the ISM into the Scene Depth. At the end of the Prepass, t ...
[CrashReport] UE4Editor_DetailCustomizations!`FBrushDetails::CustomizeDetails'::`2'::Local::OnClassPicked() [brushdetails.cpp:172]
Tools - Aug 29, 2017This is a common crash that has occurred since at least 4.15 and affected more than 100 users. The callstack shares some similarities to [Link Removed], which was not resolved. User DescriptionsGo ...
CPU Collision is being offset on Z
UE - Graphics Features - Sep 29, 2014DESCRIPTION: Collision's on CPU Particles are incorrectly being offset on Z by several units [Link Removed]https://answers.unrealengine.com/questions/105202/mesh-particle-collision-bug.html EDIT: ...
[CrashReport] UE4Editor_LevelEditor!FLevelEditorActionCallbacks::Paste_CanExecute() [leveleditoractions.cpp:1662]
Tools - Jul 19, 2017This is a common crash affecting users in 4.16, and has occurred since at least 4.14. User DescriptionsI was copying and pasting a Geometry Box and then the client just crashed.I was trying some st ...
Take Recorder - Viewport Freezing and Performance Degradation When Recording Without Subsequences
zComponent - Archive - Apr 11, 2024Description: In Unreal Engine 5.4, when recording camera movements using the Take Recorder with the "Record Sources Into Sub Sequences" option turned off, significant viewport freezing and performan ...
UbaAgent in 5.7 depends on qwave.dll, which is not available on Server Core
UE - Core - Cpp Tools - UnrealBuildAccelerator - Nov 19, 2025A licensee runs UbaAgent on Windows Server Core. This worked in 5.5 and 5.6, but broke in 5.7. After some investigation, they found that UbaAgent took a new (hard) dependency on qwave.dll in order ...