"Cook Content for Windows" does not have client or server equivalent

DevTools - Apr 18, 2019

At the moment, any project without a Game TargetType cannot cook or package through the editor. This is unexpected for projects that only contain dedicated client and server targets. ...

Record Spawned Particle Systems

Tools - Sequencer - Apr 18, 2019

Spawned particle systems aren't recorded properly in sequencer. ...

Bloated instruction counts in the material editor causing long compiles

Rendering - Apr 17, 2019

artists are dealing with greatly increased iteration times due to long shader compiles when working in the material editor. This has regressed over time as we add more features to the point were wor ...

Config entries to re-open asset windows are deleted if the Editor is shut down while a debugger is attached

Tools - Apr 17, 2019

When the "Restore Open Asset Tabs on Restart" option is turned on in the Editor Preferences window, closing the Editor while a debugger is attached appears to remove any saved asset tabs from the Ed ...

When launching from Mac to iOS, the process does not end normally, so the second and subsequent application launches from the iOS device are not performed properly

Platform - Mobile - Apr 16, 2019

If you deploy the app to the iOS device using the Mac editor's Launch button or Project Launcher, the second and subsequent launches will fail. The following message is output when startup fails. T ...

Missing receipt error packaging Blueprint project for tvOS with custom iOS icon (Launcher build)

Platform - Mobile - Apr 15, 2019

This failure occurs when trying to package SunTemple for TVOS. It did not occur with a blank blueprint project, until I added a custom iOS icon and tried to package a second time (I hypothesize th ...

Niagara Ribbons using Two Sided materials are incorrectly lit

Rendering - Niagara - Apr 15, 2019

Two Sided materials are lit incorrectly on Niagara ribbons. The sides will be flipped of how they should be. ...

Character standing on physics object causes severe glitches

Physics - Apr 12, 2019

Trying to stand on an object with physics enabled using the default third person template causes some very weird behavior. The object and character will jitter wildly and launch either one far away. ...

Movie Scene Float sections do not blend when adding a key

Anim - Sequencer - Apr 10, 2019

Movie scene float tracks to not blend when adding new keys through the add key button if the value comes from outside sequencer. This is a result of a change introduced by CL: 4997300.   ...

Morph Targets create seams when used with split meshes

Rendering - Apr 10, 2019

When a mesh has been divided into multiple pieces seams can appear after applying morph targets. The blend shapes appear work as expected if the mesh is kept whole. ...