Sub Classing World Settings Causes Hot Reload to Crash

UE - Foundation - Core - Feb 3, 2016

When creating a subclass of World Settings, attempting to use the in-editor compile button to compile the code causes the editor to crash. Found in 4.11 Preview 4. Reproduced in 4.10.2 binary and ...

PhysicsHandle::GrabComponent creates offset from hit location

UE - Simulation - Physics - Sep 15, 2015

When trying to create a "impaled" effect with a physics handle, calling GrabComponent creates an offset between the hit location and the projectiles location. This causes the skeleton to be "impale ...

Duplicated blueprints cannot access casted class nodes

UE - Gameplay - Blueprint - Jun 15, 2015

Duplicating blueprints that have 'cast to' nodes included in them display errors such as: "Could not find a function named 'AdjustShield' in 'worker_c'. Make sure 'worker_c' has been compiled for." ...

Using Set World Origin Location will cause the player pawn to stutter

UE - World Creation - Worldbuilding Tools - World Composition - Dec 22, 2016

Using Set World Origin Location will cause the player pawn to stutter. The faster the player is moving, the more prevalent the stuttering becomes. User Description: I have encountered a problem wh ...

Get Instances Overlap returns overlap outside of collision bounds

OLD - Anim - May 17, 2017

Get Instances Overlap returns overlap outside of the collision bounds. This effects the Instanced Overlapping Box and Sphere. It is also reproducible with engine assets replacing the Fencing mesh. ...

Material Parameter Tracks don't transfer when converting Matinee to Sequencer(Showdown VR Demo)

UE - Anim - Sequencer - Sep 18, 2017

-Material Parameter tracks are not converted when converting it to a matinee to a level sequence asset Example: SplineRocketTrail smoke trails are not appearing when playing Matinee for Showdown VR ...

[CrashReport] USpeedTreeImportFactory::FactoryCreateBinary()

UE - Editor - Content Pipeline - Import and Export - Sep 19, 2017

This is a common and longstanding SpeedTree import crash that has occurred since at least 4.14 for over 100 users. This seems to be the same issue as a previous Jira from 4.10 which was closed wit ...

WorldGridMaterial gets added as Element 0 when importing LOD model

When importing a LOD model, LOD material can get added as element 0, not preserving previous material assignment. It's not possible to re-order/delete the automatically added Element 0 WorldGridMat ...

Project Version setting not reflected in a project's packaged executable's property details

UE - Foundation - Cpp Tools - Feb 5, 2019

When a Project Version value has been specified in the Project Settings, this value is not set into either the File Version value or the Product Version value in a packaged game. The File Version va ...

Inserting before a FSlateImageRun twice will cause crash

UE - Editor - UI Systems - Apr 12, 2019