Edit shared defaults for multiple blueprints leads to Engine crash.

UE - Gameplay - Blueprint - Jun 20, 2017

Changing any value in Edit shared defaults window with multiple blueprint assets leads to Engine crash. This is a regression from 4.16 ...

Slow response on clicking on InstancedStaticMeshComponent with many elements when using IME

Tools - Aug 7, 2017

When clicking on InstancedStaticMeshComponent with many elements, Editor memory usage increases and editor freezes until the operation is finished. The wait and memory usage get much worse when usin ...

Physics Handle - Angular Damping option has an incorrect tooltip

UE - Simulation - Physics - Sep 1, 2017

there is a wrong tooltip for Angular Damping option in the details panel for the Physics Handle, the tooltip describes it as Angular Stiffness. This issue is not a regression Versions Tested: 4.15. ...

Red 'X' gets displayed for stationary light in blueprint editor

UE - Gameplay - Blueprint - Sep 11, 2017

Stationary light in a blueprint gets displayed with red 'X' in Blueprint Editor viewport after opening the blueprint for the second time. ...

Crash on opening a pose asset after reloading a skeletalMesh with bone name changes

OLD - Anim - Nov 6, 2017

Opening an old pose asset can crash the editor if the skeleton it uses gets updated. ...

Maps of Wildcard type do not propagate values correctly when inside of macro

UE - Gameplay - Blueprint - Dec 7, 2017

There is an issue with Maps of Wildcard type that do not propagate values correctly when inside of macro. When using these in a blueprint there are errors and the blueprint cannot compile. This issu ...

InputChord "None" replaced with "Any Key" on reopen

UE - Gameplay - Blueprint Editor - Jan 22, 2018

For the FInputChord struct, in Blueprints assigning the value "None" to Key will be reassigned to the next time the Blueprint is opened. This is problematic for handling key bindings in Blueprint w ...

Jittering effect with Physics Constraint Actor using Linear Limits

UE - Simulation - Physics - Mar 26, 2018

Jittering effect with Physics Constraint Actor using Linear Limits. This only seems to affect the Physics Constraint Actor from the Modes panel, with the static mesh starts near the physics constrai ...

Depthfade will not work properly on some Android devices If separate translucency is enabled

UE - Platform - Mobile - Jun 8, 2018

Depthfade will not work properly on some Android devices If separate translucency is enabled. In the case of the attached project, drawing near the material using depthfade is strange. This issue p ...

Child Actor components on Clients use the incorrect default values for variables that are not being replicated

UE - Gameplay - Blueprint - Aug 28, 2018

When a Child Actor's class is replicated but the individual variables are not, the individual variables will use the default of the original BP class instead of the defaults that were set in the Chi ...