[CrashReport] UE4Editor_UnrealEd!SCurveEditor::OnObjectPropertyChanged

Tools - Aug 1, 2017

This is a common crash that has affected more than 170 users since at least 4.15 and occurring into 4.17. Based on one user description and frequent project names, this appears to commonly correla ...

Preview of Material doesn't Work Well When Using Particle SubUV and World Position Offset

Rendering - Niagara - Aug 8, 2017

Preview of material doesn't work well when using Particle SubUV and World Position Offset. The issue occurs in only preview of material. It doesn't occur in Cascade. ...

UStaticMeshComponent.PreviousLODLevel always returns 0

Rendering - Aug 30, 2017

The UStaticMeshComponent.PreviousLODLevel variable always returns 0 no matter what the last LOD actually was. Regression?: No This also occurred in 4.16 ...

[CrashReport] ULevel::GetWorldSettings - UMaterialFunctionThumbnailRenderer::Draw

Tools - Oct 30, 2017

This is a common crash that has occurred since at least 4.16. The callstack is nearly identical to UE-48997, which appears to be fixed in 4.18; and UE-51783, which has not. The difference is that t ...

[CrashReport] UBlueprintGeneratedClass::AddReferencedObjectsInUbergraphFrame()

Gameplay - Blueprint - Nov 2, 2017

This is a common engine crash that has occurred since at least 4.16. Users have not provided any useful descriptions of their actions when the crash occurred. The callstack shares some similaritie ...

DOF effect set with negative near transition region causes Massive FPS loss moving into Focal Region

Rendering - Feb 11, 2016

With a Bokeh DOF setup that essentially places the Near Transition Region into a Negative Space (or non-existence) the FPS drops dramatically from out of focus region to in focus region. In Focal R ...

Temp content folder appears after creating a new level

Tools - Content Browser - Jun 10, 2015

After creating a new level from the levels tab, the temp folder shows back up in the content browser, when it shouldn't. ...

Implementing an interface in a blueprint does not show interface functions until interface is opened and compiled

Gameplay - Blueprint - Aug 3, 2015

If an interface is implemented within a blueprint, the initial function in the blueprint interface cannot be called in the actor. The function will be populated after compiling the blueprint interfa ...

Tessellation Flicker When Viewed from a Distance

Rendering - Sep 26, 2016

Tessellated objects when viewed from afar flicker. When spawned into QA-Materials the player is the perfect distance away from the tessellated object for the cube to flicker. Found in both Binary 4 ...

Mouse dragging cursor accelerates significantly on Mac

Tools - Jan 18, 2017

This also occurs in 4.14.3 This does not occur on Windows. Could not get this issue to reproduce while recording the screen with quicktime player, but if you experience it in person it really feel ...