Data loss caused by C++ Child Actor Component when compiling Child BP

UE - Gameplay - Blueprint - Dec 22, 2016

Having Child Actor Components that are set in code can cause data loss upon compiling the blueprint. In this particular scenario, there are two custom Actor classes involved, MainActor and SubActo ...

Inconsistance Line Trace behavior

UE - Simulation - Physics - Dec 22, 2016

Line trace component appears to return a hit result even when the trace should not have had anything to hit. Attached project shows line trace start & end points. Even when the trace doesn't overla ...

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

UE - LD & Art - World Building - 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 ...

Crash when toggling between Stereo on and Stereo off

UE - Platform - XR - Dec 22, 2016

Crash when toggling between Stereo on and Stereo off after launching the game via right clicking the uproject. After toggling stereo on and off a few times, the session crahes ...

Project creation fails for code project named SteamVR

UE - Foundation - Core - Dec 22, 2016

When a code project is given the name SteamVR the project will fail to open with the error message shown in the screenshot. This does not occur for a blueprint project with the same name, blueprint ...

Capsule trace by channel appears to clip through static meshes

UE - Simulation - Physics - Dec 21, 2016

Capsule trace by channel appears to clip through static meshes. The capsule trace appears to clip through a mesh at certain angles ...

BP instance does not match C++ class instance after code change.

UE - Gameplay - Blueprint - Dec 21, 2016

Changing a component's collision setting in a class constructor will update new instances of the class/component with the collision change, but new instances of a child BP do not reflect the change. ...

Crash when using Set Collision Response on a Destructible component

UE - Simulation - Physics - Destruction - Dec 20, 2016

Crash when using Set Collision Response on a Destructible component. The repro is using the Construction Script but this also happens using Event Begin Play in the Event Graph on play. It crashing ...

Creating a float variable named lifespan in an Actor Blueprint and setting its default value will override the life span of the parent class

UE - Gameplay - Blueprint - Dec 19, 2016

Creating a float variable named lifespan in an Actor Blueprint and setting a default value for it will override the parent class' life span setting. I was unable to find any variable in the Actor cl ...

Localization code incorrectly retrieves ManifestName rather than AcrhiveName

UE - Editor - UI Systems - Localization - Dec 19, 2016

In FTextLocalizationResourceGenerator::GenerateAndUpdateLiveEntriesFromConfig() lines 216-222 are meant to get the Archive Name. However line 218 appears to be a copy of line 210 and is set to Mani ...