Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor

UE - Gameplay - Blueprint - Jan 12, 2016

If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...

Project description is defaulted to 'Unreal Engine' when checking the properties after launched

Tools - Oct 26, 2016

The description of projects packaged is defaulting to Unreal Engine. This is happening in development and shipping builds on Windows. Occurring in: 4.10.4, 4.11.2, 4.12.5, 4.13.1 and 4.13.2 ...

Get Random Point in Navigable Radius Returning Invalid Value

UE - AI - May 5, 2016

When using the Get Random Point in Navigable Radius node, every few points return an invalid value. Found in 4.11.2 binary. Reproduced in 4.12 Preview 2, 4.10.4 binary, and Main CL 2962354 ...

Setting Slate Font Info default value in struct crashes editor

UE - Gameplay - Blueprint - May 19, 2016

Setting Slate Font Info default value in struct crashes editor Frequency: 3/3 Crashreporter N/A Regression (no) issue (does) occur in 4.11.2 ...

Behavior Tree Decorator Not Aborting When Observer Aborts is Set in Behavior Tree

UE - AI - Jun 15, 2016

Behavior Tree Decorators are not aborting when observer aborts is set in the Behavior Tree. Setting Observer Aborts inside of the Decorator blueprint causes it to work as expected. Found in 4.12.2. ...

Animation Sharing Plugin Removes Mesh Collision

OLD - Anim - Jun 11, 2019

The referenced documentation does not state anywhere about collision being affected by animation sharing nor is the user expecting it to be affected. Even when the Collision Preset is overridden to ...

Blueprint Billboard Components render Opaque in Editor but Translucent during PIE

UE - Graphics Features - Jan 28, 2016

Billboard components render translucent during play, but render opaque within the editor. Simply adding a billboard as a component to a new actor blueprint and placing it in the level will reproduce ...

Cannot Add Torque to Skeletal Mesh

UE - Gameplay - Jan 15, 2016

When attempting to apply torque to a ragdolled skeletal mesh, nothing happens, regardless of the value used. Applying an impulse works as expected, but adding torque seems to have no effect. Found ...

Landscape Change Component Size Tool removes foliage from landscape

UE - World Creation - Worldbuilding Tools - Foliage - Dec 12, 2017

Foliage painted onto a landscape will disappear when Sections per Component is changed from 1x1 to 2x2. Affects 4.17.2 CL 3658906, 4.18.2 CL 3794801, 4.19 Main Possible Workaround is to set the Re ...

Landscape Creates Two Shadows with Baked Static/Stationary Lighting

UE - LD & Modeling - Terrain - Landscape - May 25, 2016

It appears two shadows are created when building static lighting for Landscapes. One seems to be offset while the other is accurate to the angle of the light source. I tested this in 4.9.2, 4.10.4, ...