Significant Frame Rate Decrease in Editor UI on Monitors with G-Sync Enabled

UE - Graphics Features - Feb 24, 2017

A G-Sync enabled monitor running @100Hz will drop from 100FPS while working in the Viewport to 50FPS when scrolling through the Editor Menu window. A G-Sync enabled monitor running @60Hz will drop f ...

Crash When Two PostProcess Volumes Are Selected Simultaneously

UE - Graphics Features - Feb 3, 2017

Once you add two postprocess volumes (one to the persistent level and one to a sublevel) then add a blendable element to each, and then try to select both a crash will occur. ...

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors

UE - Gameplay - Blueprint - Feb 2, 2017

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors. This seems to be contained to Child Actor Components that are inherited by a Child Actor Clas ...

LogUObjectGlobals:Warnings when recording with Sequencer Recorder

UE - Anim - Sequencer - Feb 1, 2017

Warnings occur when recording a new sequence in Sequence Recorder This is not a regression, since it happens in 4.14.3 Warnings:LogUObjectGlobals:Warning: Guid referenced by ThirdPersonCharacter_C ...

Set Actor Enable Collision doesn't turn off collision for Child Actor Components

UE - Gameplay - Jan 30, 2017

Set Actor Enable Collision doesn't turn off collision for Child Actor Components. User expects it to do so because other nodes like Set Hidden in Game work on the entire actor and the API explains i ...

Editor Crash when Add Client button is used

Tools - Jan 30, 2017

If the "Allow late joining" option is turned on in Editor Preferences, using the Add Client button in PIE will cause a crash on Exit. Crash happens immediately if using VR Preview ...

Particle Parameter Won't Update If Used With EventReceiver Spawn

UE - Niagara - Jan 26, 2017

Particle Float Parameter for the EventReceiver Spawn doesn't update when accessed via blueprint it just retains whatever default value is assigned in cascade. I've confirmed other modules work as ex ...

Rotated component made into root displays incorrectly in the blueprint editor

UE - Gameplay - Blueprint - Jan 25, 2017

Rotated component made into root displays incorrectly in the blueprint editor. Closing and reopening the BP editor corrects the displayed root component. ...

Editor crash when enabling Distance Field AO Visualization in the Forward Renderer

UE - Graphics Features - Jan 9, 2017

When forward rendering is enabled along with Mesh Distance Fields if you go to visualize Distance Field AO in the main viewport the editor will crash. This only affects the Forward Render and works ...

[CrashReport] UE4Editor_Renderer!FBatchingSPDI::DrawMesh() [primitivesceneinfo.cpp:47]

UE - Graphics Features - Jan 3, 2017

Error message: Assertion failed: Mesh.VertexFactory->IsInitialized() [Link Removed] [Line: 45] Source Context: 32 // Keep a reference to the hit proxy from the FPrimitiveSceneInfo, to ensu ...