Unreal Engine Issues
Unreal Engine Issues
Refraction not working with MakeMaterialAttributes
UE - Graphics Features - Sep 14, 2015When setting a material to Use Material Attributes and then feeding in a Refraction value with MakeMaterialAttributes, the refraction doesn't work properly Reported in 4.8, but I tested in Main as ...
Crash occurs when RayTracing.ExcludeDecals is enabled
UE - Graphics Features - Lumen - Sep 16, 2020The cause of the crash is out-of-range access to the array. ExcludeDecals eliminates the mesh instance to which the decal material is assigned, but it seems that the MeshCommand has been registered ...
Collision jitters when going up stairs, causing erratic overlap events.
UE - Simulation - Physics - Jan 11, 2016When overlapping with another object while moving up stairs with a character, the overlap events (OnBegin / OnEnd) that occur will be called multiple times in an alternating fashion. This will also ...
marquee selection in orthographic view selects all bsp brushes, even those not located within marquee selection.
UE - LD & Modeling - Modeling Tools - BSP - Jan 14, 2015Marquee selection in an orthographic view selects all bsp brushes in level, even if they are not under the marquee selection. ...
Float value of AIDataProvider_QueryParams is cast faild
UE - AI - Oct 9, 2018IntValue and BoolValue is always indefinite value in UAIDataProvider_QueryParams::BindData(). Attach the result of Watch in VS. ...
Vertex Painting - Unexpected behaviour when painting Skeletal Mesh with Low Radius Brush
Tools - Oct 21, 2019Unexpected behaviour when painting skeletal meshes with small radius brush. This does not occur with static meshes. Confirmed in 4.25 MAIN @ CL 9730599 ...
drag the progress bar in level sequence would crash in debug editor
UE - Anim - Sequencer - Aug 17, 2023it seems in FSequencerTimeSliderController::ComputeFrameTimeFromMouse the CursorPos is -nan ...
Using variations on the 'shot' console command closes iOS project on device
UE - Platform - Mobile - Jul 6, 2015Using the console commands 'shot', 'highresshot 1' and 'highresshot 2' will crash to the 'recent apps' menu an ipa with Metal enabled. I tried this with 'Forward Rendering with Metal' disabled and u ...
Convert Mouse location to world Space appears to be returning the wrong values in VR
UE - Platform - XR - Jul 14, 2015When using the node "ConvertMouseLocationToWorldSpace" in VR appears to be restricting the mouses position to a small section of the available screen. ...
Alembic Import with empty first frame will cause the editor to crash
UE - Gameplay - Aug 10, 2016The editor will crash when importing an Alembic file with an empty first frame. ...