Materials on deleted children are applied to camera

UE - Gameplay - Blueprint Editor - Nov 28, 2017

Materials on deleted children are applied to the camera when inside of an actor blueprint. This issue does not appear to be a regression. Versions Tested: Issue occurs in all versions Tested 4.16.3 ...

Level remains dirty after saving when using instance static mesh and enabling World Composition

Tools - Nov 28, 2017

If world composition is in enabled and an instance static mesh actor has been added to the scene the level will remain dirty after compiling. ...

Mouse movements during Simulate will slightly move Skeletal Mesh actors that are simulating physics

UE - Simulation - Physics - Nov 27, 2017

Mouse movements during Simulate will slightly move Skeletal Mesh actors that are simulating physics. This also effects physics assets in the PhAT editor during simulate. The effect is small but I wa ...

Custom Depth Post Process Stencil does not work with Material Billboard on Actors

UE - Graphics Features - Nov 27, 2017

MaterialBillboardComponent does not render with CustomDepth material in PostProcessVolume as other objects do. Found in 4.16.3 CL 3561208, 4.17.2 CL 3658906, 4.18.1 CL 3454814 ...

Enable high quality Gaussian DOF cause black screen on Android(S6)

UE - Platform - Mobile - Nov 23, 2017

This is only happen on Android, no problem on IOS ...

Moving an actor between levels causes properties marked DuplicateTransient to reset to default

Tools - Nov 22, 2017

Currently, properties marked DuplicateTransient will be reset to default when their actor is moved to a different level. This happens because we use the clipboard to virtually cut the actor out of o ...

Nested components do not appear in proper order in viewport instances

UE - Gameplay - Blueprint - Nov 22, 2017

When an actor contains a nested component (components declared inside another component class), the hierarchy for the actor blueprint does not match the hierarchy of a placed instance of the actor ...

[CrashReport] UE4Editor_Core!TArray<wchar_t,FDefaultAllocator>::operator=() [array.h:396]

Tools - Nov 21, 2017

This is a common crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. The callstack seems to be the same as [Link Removed], which ...

[CrashReport] UE4Editor_Slate!<lambda_c42855a8df853c2fca6077897314e16e>::operator() [slateapplication.cpp:1558]

UE - Editor - UI Systems - Slate - Nov 21, 2017

This is a common crash that has occurred since at least 4.17. Based on the user comment below, this may be a VR issue (unconfirmed) User Descriptionsit seems to me UKismetMaterialLibrary::SetVector ...

BP - Class default value is temporary reset after parent c++ class compile.

UE - Foundation - Cpp Tools - Hot Reload - Nov 21, 2017

class default value after c++ class compile will temporary initialized. It will be restored when opening the project again. ...