Default Values missing from Local Variables in Blueprint Actor Construction Script

UE - Gameplay - Sep 19, 2019

Specific to the Blueprint Construction Script, Local Variables cannot have their value set in the Editor, because the "Default Value" section of the Details tab will never appear. This only affects ...

DBuffer uses linear RGBA8 for base color instead of SRGB

UE - Rendering Architecture - Aug 28, 2023

DBuffer has 8 bit render targets for decals. The first render target holds BaseColor. It is not SRGB so we probably have poor precision distribution over the color range. It should be possible simpl ...

Casting to a child with a self reference can cause a crash

UE - Gameplay - Blueprint - Aug 13, 2015

Casting to the child of a blueprint using the self reference (as the parent) throws a warning. Then placing a self reference anywhere in the event graph of the child by it's self will cause a crash ...

VR Preview crashes when the number of players is greater than one

UE - Platform - XR - Aug 18, 2015

If the user has the number of players set to more than one, the VR preview will crash. ...

Crash when Opening the Class Defaults or Class Settings Tab within an Actor Blueprint

UE - Gameplay - Blueprint - May 19, 2015

A crash occurs when attempting to open the 'Class Defaults' or 'Class Settings' tab of an Actor Blueprint. If the 'Details' tab is already open and you close it and attempt to reopen the options, th ...

Users are crashing on launch. D3D11 errors

UE - Graphics Features - Jun 23, 2015

Users are experiencing this crash on launch. They all appear to have identical machines for the most part. They've tried different GPU's though. See the additional info URL [Link Removed] [Link ...

This project crashes with no crash report when a certain Blueprint is compiled

UE - Gameplay - Blueprint - Jan 28, 2015

This user's project crashes with no crash report when its 'BP_Node' Blueprint is compiled. No crash report is generated and the log does not indicate a crash. Note: the project will not open after ...

Non-Local Players Cannot Hear Opponents Footsteps in Shooter Game

Docs - Samples - Dec 31, 2015

Non local players cannot hear opponents footsteps and other various notifies, however, other sounds such as gunfire, etc. are present. Regression: User reports this issue is not present in the 4.8 ...

VR Editor Taking Input From Wrong Controller in Foliage Painting.

UE - Editor - Workflow Systems - Nov 2, 2016

When in Foliage Painting mode, the left trigger press causes the right controller to paint foliage instead of the left controller. This bug does not affect Landscaping or Mesh Painting. This is a r ...

Maximum number of State Machine connections?

OLD - Anim - Mar 16, 2015

Adding more than 8 connections to or from a state in the state machine results in unpredictable behavior, like causing an animation to fail. (See image.) Was able to reproduce with user's test file ...