Changing the Root of a reparented Blueprint crashes the editor

UE - Gameplay - Blueprint - Apr 14, 2015

Changing the Root of a reparented Blueprint crashes the editor with no Crash Reporter dialogue. Log from 4.7.5 attached. Reproduced in 4.7.5 binary and Main (//depot/UE4/Promotable-CL-2507843) ...

OnRep functions do not fire on the client

UE - Networking - Mar 15, 2015

OnRep functions do not fire on the client. Reproduced in 4.7.2 binary and Main (//depot/UE4/Promotable-CL-2478413) ...

[CrashReport] UE4Editor-Renderer.dylib!FUploadObjectsToBufferCS* TShaderMap<FGlobalShaderType>::GetShader<FUploadObjectsToBufferCS>()

UE - Graphics Features - Jul 14, 2017

This is a common crash affecting Mac users in 4.16 User DescriptionsMacOS High Sierra Beta 2 - Starting a project ...

Decals Normal only + Material Attributes

UE - Graphics Features - Mar 24, 2023

This does not just work with BaseColor, you can affect any of the outputs by connecting something to a disconnected CreateMaterialAttributes. ...

Crash in when setting label in ChildActor (infinite loop in PECP)

UE - Gameplay - Feb 22, 2019

In void ATestActor::OnConstruction(const FTransform& Transform) there is an infinite loop occuring in a ping pong call between the SetActorLabel and the DestroyChildActor calls. Happens in vanil ...

Transform track can't be edited for Spawnable empty actor in Sequencer

UE - Anim - Sequencer - Oct 2, 2017

Transform track for a spawnable Empty Actor always shows 0, 0, 0 and it can't be edited. I could repro this in 4.17.2 and 4.18 Preview 2. This does not happen in 4.15.3 and 4.16.3. So this could b ...

The MultiGate Node can have more than 32 output pins

UE - Gameplay - Jul 22, 2019

The MultiGate Node is able to have more than 32 output pins. Found in 4.22.3 CL#7053642 Reproduced in 4.21.2 CL#475421, 4.23 Preview 2 CL#7321677, 4.24Main CL#7473682 ...

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 ...

ContentExamples: Physics Level Multiple misspellings

Docs - Samples - Jan 19, 2017

Physics Example 1.1 "StaticMesh" is one word The word Static Mesh is 2 separate words in unreal documentation https://docs.unrealengine.com/latest/INT/Engine/Content/Types/StaticMeshes/ ...

Editor freezes then crashes while attempting to save during PIE

UE - Gameplay - Blueprint - Jun 8, 2015

A level blueprint that has blueprint functions on keybound events freezes and crashes when in PIE and save is pressed. Frequency: 7/7 Crashreporter: [Link Removed] Note: If all level blueprint n ...