Failed to Compile C++ Skip Conversion Project

UE - Foundation - Cpp Tools - UnrealBuildTool - Oct 21, 2016

C++ projects are failing to compile when attempting to skip conversion from an older version of the engine. Error Message: C:\Users\laz.matech\Documents\Unreal Projects\MyProject4Test\Intermediate\ ...

Attach in Sequencer causes erratic translation values on Child

UE - Anim - Sequencer - May 5, 2016

Attach in Sequencer causes erratic translation values on Child ...

Detail Customizations don't work with editinline

Tools - Nov 25, 2015

Using the EditAnywhere specifier for a UPROPERTY results in some options not being visible in the editor that are visible when using VisibleAnywhere. ...

Using Attach To in Construction Script Causes the Editor to Crash

UE - Gameplay - Blueprint - Nov 17, 2015

After creating a blueprint with a box trigger and a cube component, attempting to use an AttachTo (Box) node and then attaching the cube to the In Parent socket compiles without issue. However, if y ...

Component in Child Blueprint Parented to Inherited Component Disappears

UE - Gameplay - Components - Mar 4, 2016

When you have a child blueprint that contains a component that is parented to an inherited component, changing a value on that inherited component in the original parent blueprint and then compiling ...

[CrashReport] UE4Editor_LevelEditor!FLevelEditorActionCallbacks::Paste_CanExecute() [leveleditoractions.cpp:1662]

Tools - Jul 19, 2017

This is a common crash affecting users in 4.16, and has occurred since at least 4.14. User DescriptionsI was copying and pasting a Geometry Box and then the client just crashed.I was trying some st ...

Incorrect macro definitions in VisualLogger.h

UE - Gameplay - Mar 28, 2018

UE_CVLOG_BOX, UE_CVLOG_OBOX, and UE_CVLOG_CONE have problems with their definitions. UE_CVLOG_OBOX calls UE_VLOG_BOX instead of UE_VLOG_OBOX All 3 of these macros also call their respective macro ...

Constraint to kinematic root body prevents skeletal mesh from sleeping

UE - Simulation - Physics - Mar 5, 2019

Linked test project contains already set up actor as described in steps to reproduce. Using a kinematic body on a root bone, setting all other bodies sleep family to Custom, and their custom sleep t ...

Take Recorder - Viewport Freezing and Performance Degradation When Recording Without Subsequences

UE - Virtual Production - Tools - Take Recorder - Apr 11, 2024

Description: In Unreal Engine 5.4, when recording camera movements using the Take Recorder with the "Record Sources Into Sub Sequences" option turned off, significant viewport freezing and performan ...

Nanite Mesh Dither Opacity Mask Not Working in 5.6.0

UE - Graphics Features - Nanite - Jul 30, 2025

In Unreal Engine 5.5.4, the Dither Opacity Mask option in a Masked material works correctly on Nanite meshes. However, in version 5.6.0, the dithering effect no longer applies to Nanite meshes. ...