EQS Generators named "NewBlueprint" cause errors and crash

UE - AI - Feb 11, 2015

Naming an EnvQueryGenerator_BlueprintBase derived BP "NewBlueprint" and deleting it causes new custom generators to not appear in the EQS. This can also lead to a crash when searching for the new ge ...

Shortcut(Ctrl+W) do a duplicate action in Blueprint Interface function list even if threre is no duplicate/copy action in the context menu.

UE - Gameplay - Blueprint - May 10, 2017

Blueprint Interface functions have no duplicate/copy context menu but still shortcut (Ctrl+W) is working and making duplicated arguments. ...

incorrect virtual texture shader code(in FinalizeVirtualTextureFeedback) on Mobile forward platform

UE - Graphics Features - Mar 15, 2021

in the function FinalizeVirtualTextureFeedback, the micro "USE_DBUFFER && MATERIALDECALRESPONSEMASK" returns true on mobile forward, while there is no DBUFFER on Mobile forward obviously. This takes ...

SingleLayerWater is rendering brighter shallow water with fog

UE - Graphics Features - Jul 12, 2021

Shallow water areas in scenes with exponential height fog will be brighter than they should be. Possibly due to the fog being applied twice in the SingleLayerWater shading model. ...

Cannot change collision on child components of blueprint in Details Pane

UE - Gameplay - May 12, 2015

The child component of a blueprint cannot have their collision altered through the details pane of the main editor viewport if the child component is a sphere. All changes must occur in the blueprin ...

Cannot delete objects selected with lasso tool in foliage mode

UE - World Creation - Worldbuilding Tools - Foliage - May 7, 2015

Actors selected with the foliage lasso tool cannot be deleted. User must select individual assets or use another method to delete actors. ...

Rifles are offset in Display 1.15 when opening Content Examples Animation map

UE - Gameplay - Oct 28, 2016

REGRESSION: YesWORKING: 3172292 (4.13.2)BROKEN: 3177600 (4.14) In the Content Examples Animation level, at Display 1.15, the rifles are offset from the character's hands for two of the skeletal mes ...

Crash Occurs When Attempting to Use Validated Get on a Local Variable

UE - Gameplay - Blueprint - Jan 13, 2016

In a function, creating a local Pawn or Actor variable, getting it, and then converting the Get to a Validated Get will cause the editor to crash upon compiling the blueprint. Found in 4.10.2 binar ...

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 ...

Moving RecastNavMesh in the level and then toggling Display settings causes the navmesh to move in the level

UE - AI - Apr 2, 2018

If the user moves the RecastNavMesh actor in the level, the navmesh will be offset each time they change a Display setting in the Details panel. ...