Post Processing continues to affect Sprites after project setting defaults are disabled and all volumes and cameras' settings are disabled

UE - Graphics Features - Nov 19, 2014

After disabling the defaults in Project Settings > Rendering > Default Postprocessing Settings, disabling all GlobalPostProcessSettings volumes, and setting the Post Process Blend Weight in the play ...

When walking off of angled geometry the player pawn will fall off of the edge horizontally instead of falling

UE - Gameplay - Player Movement - Nov 26, 2014

When walking off of angled geometry the player pawn will fall off of the edge horizontally instead of falling. Even with all possibly related values changed in the character defaults, the player wi ...

Nested component subobject visualization and defaults editing is not working properly.

UE - Gameplay - Components - Jul 28, 2016

Currently it is only partially possible to edit nested component subobjects, but not in a way that's consistent with how top-level component subobjects are edited (both Blueprints and IWCE). This is ...

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. ...

Skeleton mesh with hair strands material will lead to unnecessary draw call submissions

UE - Graphics Features - Mar 27, 2025

Materials with "Used With Hair Strands" enabled will cause Skeletal Meshes to draw twice in the Base Pass. ...

Changing a value inside a struct exposed to blueprints removes struct from blueprints and gives error upon compiling and saving blueprint

UE - Foundation - Cpp Tools - Hot Reload - Sep 28, 2015

If a user creates a C++ class that contains a struct and references that struct within a blueprint, making any changes to the struct within C++ header file will prevent the user from saving the blue ...

Exporting Mannequin to Blender then Re-importing to UE4 Incorrectly Rotates Animations by 90 Degrees

OLD - Anim - Jun 16, 2015

Exporting the UE4 Mannequin to Blender then re-importing to UE4 breaks the animations, causing them to reimport rotated 90 degrees ...

Mouse loses focus after setting show mouse cursor to true and clicking anywhere on screen

UE - Gameplay - Input - Nov 17, 2014

If the mouse is toggled to show by using "Set Show Mouse Cursor" and then the user clicks in the window the mouse will lose focus (the camera will no longer freely track the mouse) ...

No log files are being created for Windows Shipping builds

Tools - Dec 26, 2014

When you package a project for Windows Shipping, The project will not generate a log file when the .exe project is played. The project will generate a log file if you package the project in the De ...

Up Ratio on the Gear Setup for Vehicle Movement Component does not work correctly

UE - Simulation - Physics - Sep 11, 2015

When changing Up Ratio for the Gear Setup in a Wheeled Vehicle's Vehicle Movement Component, there are some weird results. At 1.0 for Gear Setup, the gear should shift once RPM is at max but it will ...