Unreal Engine Issues

Procedural Mesh Component Memory leak when destroyed from an Array

When destroying an Actor with a Procedural Mesh Component; that is stored in an Array Variable, the memory for that Actor's Procedural Mesh Component is not cleared, leading to a Memory Leak. Howeve ...

Axis gizmos are not shown as rotated for IWCE but are for BP editor, which is a confusing discrepancy

A child scene component does not appear to rotate in the viewport but will appear rotated in the Blueprint Editor. ...

[CrashReport] UE4Editor_D3D11RHI!VerifyD3D11Result() d3d11util.cpp:251

UUserWidget::SetPositionInViewport does not function as intended

The Set Position in Viewport node does affect UserWidgets position. It keeps it 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21  (CL - 4465720), 4.22 (CL - 44654877) ...

EarlyZPassOnlyMateriaMasking Makes Masked Materials on Particles Flicker When Close to the Camera

When "r.EarlyZPassOnlyMaskedMaterials" is enabled, masked materials used with particles will flicker when close to the camera. Found in 4.17 CL# 3658906, 4.18 CL# 3832480, 4.19 CL 4033788, 4.20 CL# ...

Editor Crashes When Attempting to Create/Open a Blueprint While 'Show Friendly Variable Names' is False

When the 'Show Friendly Variable Names' option is set to false in Editor preferences, attempting to create (once you press 'Enter' to accept the new Blueprint name) or open a Blueprint causes the ed ...

bDisableExposure Exposure bias on Mobile

There is this new variable. bDisableExposure which is set true when Feature level isn't SM5. Exposure bias should be supported on other platforms too. PR: https://github.com/EpicGames/UnrealEngine/ ...

Broken Visibility when Copy-Pasting Actors From Hidden Layers

Actors can be copy-pasted from hidden layers, which carries with it bHiddenEdLayer state.  "It looks like this could be prevented in UUnrealEdEngine::edactPasteSelected, by setting bHiddenEdLayer ...

Unable to rename Blueprint Custom Events Input Parameter to: "NEWPARAM"

In an Actor blueprint, creating a custom event with an input parameter and renaming said parameter to "NEWPARAM" will not rename the parameter. Note: Renaming the parameter to another name, and t ...

Sub-components with the same name are not displayed on the correct parents in the Blueprints editor

Sub-components with the same name are not displayed on the correct parents in the Blueprints editor.  Upon creation of an Actor blueprint initially derived from a c++ base class (VRCharacter) which ...