Crash when reverting to the default material in the static mesh editor

Tools - Apr 17, 2017

The editor crashes when attempting to revert the material on the cube back to default which is the World Grid Material. The cube is already set to WorldGridMaterial so I am not sure why the arrow ...

Variables not labeled as Editable will not update with branch

UE - Gameplay - Blueprint - May 9, 2017

Variables not labeled as Editable will not update with a branch node inside of the construction script. Variables behave as expected when not connected to the branch node. This issue was tested with ...

Go To Definition fails quietly for Native functions with no definitions

UE - Gameplay - Blueprint Editor - Aug 11, 2017

Go To Definition fails for Set and Map Utility nodes (does not seem to affect Arrays). A warning similar to the following appears in the output log:LogSelectionDetails: Warning: NavigateToFunctionS ...

Renaming or moving Assets with a captured thumbnail removes the thumbnail

Tools - Sep 29, 2017

Renaming or moving Assets with a captured thumbnail removes the thumbnail when it should preserve the captured thumbnail. This issue does not appear to be a regression. Versions Tested: Issue occur ...

Opening the color picker causes values to change

Tools - Sep 18, 2017

Opening the Color Picker for some color variables causes them to change each time the color picker is opened. Tested with: Light Color and the Albedo variable on ExponentialHeightFog Does NOT occur ...

Primitive Render Mode has bad enum name and tooltip

UE - Graphics Features - Jan 17, 2018

There is an extra option for the Planar Reflections with the Primitive Render Mode that appears to have the tooltip legacy. This issue does not appear to be a regression. Versions Tested: Issue occ ...

Point lights with source length building static or stationary lighting will build incorrect shadows on movable objects

UE - Graphics Features - Lumen - Jun 12, 2018

Adding source length to a point light that is set to stationary or static will cause shadows to build incorrectly on movable objects. Working as expected in 4.18 CL# 3832480 Found in 4.19 CL# 4033 ...

Crash when trying to "Update Mesh Section" on any procedural mesh just after "Clear Mesh Section" and "Create Mesh Section" for different vertices and triangles.

OLD - Anim - Jun 15, 2018

the editor Crashes when trying to "Update Mesh Section" on any procedural mesh just after "Clear Mesh Section" and "Create Mesh Section" for different vertices and triangles. Found in 4.19 CL# 4033 ...

Audio Components ignoring Start Time set by Play node

UE - Audio - Jun 22, 2018

The Audio Component play with no delay despite there being a wait time being passed in the Play node. This was found in 4.19.2 (CL - 4033788) and tested in 4.18.3 (CL - 3832480), 4.20 Preview 3 ( ...

Editing Instanced Subobjects on a Parent BP may change unrelated Instanced Subobjects on a Child BP

UE - Gameplay - Blueprint Editor - Jul 10, 2018

Child Blueprints with instanced subobjects inherit changes made by the Parent Blueprint's instanced subobjects, regardless of what property they are assigned to. Tested in 4.18.3 (CL - 3832480), ...