Unreal Engine Issues
Unreal Engine Issues
Noise Node used in UI Material is rendering Black
UE - Graphics Features - Feb 15, 2016The Noise Node when used in a UI Material is rendering completely black in 4.11. This is a Regression from Behavior in 4.10.2 It looks like the Noise Node (at least form the preview of the noise i ...
[CrashReport] ULevel::GetWorldSettings() - UMaterialInstanceThumbnailRenderer::Draw
Tools - Aug 29, 2017This is a common assertion that has occurred since at least 4.14 and affected nearly 100 users. The callstack is similar to [Link Removed], which was marked fixed for 4.14. User DescriptionsUndoi ...
Physics replicates incorrectly on the Client-Side on sloped surfaces
UE - Simulation - Physics - Jul 30, 2019Replicated objects don't behave correctly on the client-side on slopes when not sleeping. By placing two cubes on one another and slightly rotating the bottom one to create a very gentle slope, the ...
[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 ...
[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 ...
Switching modular control rig to FK mode breaks pose of controls that have been baked to rig
UE - Anim - Rigging - Control Rig - Sep 14, 2025From the licensee:We have built a modular Control Rig in Unreal 5.6, and while IK to FK matching works correctly inthe rig, but we are facing an issue when applying mocap animation to the characters ...
[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 ...
Enabling Collision on a Spline Mesh component with a Static Mesh assigned causes an assertion to fail while executing in a package
UE - Simulation - Physics - May 4, 2022Enabling Collision on a Spline Mesh component with a Static Mesh assigned causes an assertion to fail while executing in a package. This does NOT occur if you play in editor. Repro Rate: 4/4 Teste ...
Assigning FSoftObjectPath to null entry in Blueprint Trips ensure on Compile/Load
UE - Gameplay - Blueprint Editor - Apr 21, 2022[Link Removed] Able to set default values for Sequence & Map variables for a Movie Pipeline Executor Job causing an Ensure & Crash. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 ...