This is a trending crash coming out of the 4.18 release. It may be a regression. Users have not provided any descriptions of their actions when the crash occurred. Source Context 66 if (!S ...
When using PerInstanceRandom in a material that is applied to a Hierarchical or normal Instanced Static Mesh component, there are issues of the value resetting when certain transform operations are ...
From this UDN: https://answers.unrealengine.com/questions/718928/4180-editor-crash-while-opening-child-blueprint.html Crash occurs when opening child (or in the repro case, grandchild) blueprints a ...
The code in UWorld::RemoveFromWorld that removes Pawns that are about to be streamed out does not check to see if the pointer that it sets is null prior to using it. In cases where Pawns are rapidly ...
Reproduced in 4.19.0 CL 3944462 and 4.20 Main Unable to reproduce in 4.18.3 CL 3832480. This is a regression. ...
ProjectWorldToScreen always returns true. User states: "This probably comes from that line of code : bResult = Player->PostProcessWorldToScreen(WorldPosition, ScreenPosition, bPlayerViewportRelati ...
Looks like this only happens for shots. I think this is because the tick prerequisites get set up on the frame of evaluation, and the skeletal mesh component doesn't get ticked until the next frame. ...
Importing an Alembic File with "Skip Empty Frames at the Start of Alembic Sequence" Enabled Causes Crash. Found in 4.20 Preview 5 CL# 4173640 and 4.21 CL# 4207835 ...
The Sound Attentuation is not ignored when disabled as audio played from a Blueprint. Tested in 4.19.2 (CL - 4033788), 4.20.2 (CL - 4302132), 4.21 (CL - 4313833) ...
Crash when Substance material is applied to a mesh included in the HLOD system. Working as expected in 4.19 CL# 4033788. Unable to test issue in 4.21 CL# 4339215 due to plugin dependency. Found in ...