Line Trace's chained together into a ricochet do not work on all normal directions

UE - Gameplay - Jan 27, 2015

Line Trace's chained together into a ricochet do not work on all normal directions. They seem to fire inside of the object. The blueprint setup in screenshot #2 is in the MyCharacter bp. ...

A level will not save if a Blueprint that uses a Blueprint Component with an Event Dispatcher is placed in it

UE - Gameplay - Blueprint - Mar 8, 2015

A level will not save if a Blueprint that uses a Blueprint Component with an Event Dispatcher is placed in it. Reproduced in 4.7.2 binary. Could not test in Main due to [Link Removed] ...

Merge Actor Tool missing option to deselect Export Specific LOD

UE - World Creation - Worldbuilding Tools - HLOD - Jul 12, 2016

In the new non-experimental version of the Merge Actors tool there is no option to disable "Export Specific LOD". In 4.11 when this was disabled it would merge the actors with their respective LODs ...

A Mesh that is attached to a skeletal mesh by a Socket will not accurately follow when transitioning from animation to ragdoll

UE - Gameplay - Apr 29, 2015

A Mesh that is attached to a skeletal mesh by a Socket will not accurately follow when transitioning from animation to ragdoll. This is potentially due to the Frame Delay that the engine uses. ...

Resample Landscape requires Level Restart to continue Painting

UE - LD & Modeling - Terrain - Landscape - Aug 10, 2016

When resampling a landscape you are unable to continue painting after applying the changes. ...

Component is not compatible error on project restart

UE - Gameplay - Blueprint - Aug 30, 2016

Component is not compatible error on project restart User Description: I try to find a static mesh component in an array from the "hit component" and it compiles and works perfectly fine with abso ...

Scene Capture 2D Actor causes Flickering on Windows 10 when Launched in Standalone

UE - Graphics Features - May 2, 2016

Screen/Playable window flickers when playing in Standalone on Windows 10. A few users are reporting this issue which is exclusive to Windows 10 and Standalone mode. There is another issue the could ...

Procedural Foliage Blocking Volume Blocks Sight Perception

UE - AI - May 25, 2016

Sight perception is being blocked by Procedural Foliage Blocking Volumes. Setting the volume to No Collision resolves the issue, but then the volume will not block foliage. Found in 4.12 Preview 5 ...

4.14 Launcher version ships with UE4-VulkanRHI*.a but requires Github source

UE - Platform - Mobile - Nov 7, 2016

Launcher build ships with VulkanRHI Android binaries but do not seem to support Vulkan on Android from the launcher build without source. ...

Failed Skeletal Mesh "reimport" can cause asset to be deleted entirely

Tools - Dec 8, 2015

When you attempt to import an FBX with the same name as another asset in the same folder, it asks to overwrite it. Many users and licensees use this method over our "Reimport" options because there ...