Weird grey bar renders on disabled planar reflections

UE - Graphics Features - Jul 11, 2017

NOTE This is best seen if you are in a mobile Preview Rendering Level There is some rendering defect that can be seen as the camera moves around the Planar Reflection area. You can also see some ...

Typing "Print S" in Blueprint Graph Context Menu returns wrong result

UE - Gameplay - Blueprint Editor - Jul 17, 2017

Typing "Print S" in Blueprint Graph Context Menu returns a result that does not contain the letters "Print S" this issue persists is you add another s after (Print ss). The search should display som ...

Owner No See option does not correctly apply to widgets using screen space

UE - Editor - UI Systems - Aug 17, 2017

When using the Owner No See option with Widgets, if the widget is set to display on the screen rather than the world, then the option does not affect the widget as intended. Other forms of changing ...

Unable to select SimplePivotPainterExampleMat Instance's parameter settings if Param button is disabled

Tools - Aug 31, 2017

When going through the engine content you are unable to select SimplePivotPainterExampleMat Instance's parameter settings if Param button is disabled. If the button is enabled the settings appeared ...

Render state for InstanceStaticMesh doesn't recreate after modification of instances list with RemoveInstance

UE - Gameplay - Blueprint - Sep 14, 2017

When Remove Instance is called for an instance static mesh component, the render state is not properly updated, causing some of the instances to not be visible. Workaround: Forcing a call to PostEd ...

Grandchildren of UDataAsset are not properly registered by the Asset Manager

UE - Gameplay - Sep 19, 2017

Any child class of UDataAsset (parent) will properly be picked up when the Asset Manager's Asset Base Class" field is set to the appropriate class. However a grandchild class (Child) with the same ...

Planes have a Mesh Distance field exceeds the size of the original mesh

UE - Graphics Features - Sep 20, 2017

Planes have a Mesh Distance field exceeds the size of the original mesh when the value is set to 2. This behavior does not seem intended as the cube does not experience this issue when the value is ...

Grid Size adjustment shortcuts don't functions in blueprints

UE - Gameplay - Blueprint - Oct 5, 2017

When the shortcuts for "Grid Size(Position):Decrement/Increment" ( '[' and ']' by default) are used in the main viewport editor, the grid size for a blueprint's viewport are updated as well. Howe ...

Camera rotation stops at game border when using Begin play node

Tools - Jan 8, 2018

There is an issue where Camera rotation stops at game window border when using Begin play node with the mouse. This issue does not happen if you don't use the begin play node with the Set show mouse ...

Previewing Node in Material Editor Produces Unexpected Output with DX12

UE - Graphics Features - May 16, 2018

Per Licensee: Since we switched to DX12 we started to see strange behavior in material previews. I was able to reproduce the problem in UE 4.19 vanilla as well. We usually have to force recompilin ...