Physics Handle - Angular Damping option has an incorrect tooltip

UE - Simulation - Physics - Sep 1, 2017

there is a wrong tooltip for Angular Damping option in the details panel for the Physics Handle, the tooltip describes it as Angular Stiffness. This issue is not a regression Versions Tested: 4.15. ...

Placed instances do not update dynamic binding after hot reload

UE - Foundation - Cpp Tools - Hot Reload - Oct 6, 2017

Adding a dynamic binding and preforming a hot reload sometimes causes the binding to not be registered by class/blueprint instances that already exist in the world. Instances need to be replaced fr ...

A crash in editor will result after swapping inherited SCS component names at the parent class level before loading a child class that overrides them.

UE - Gameplay - Blueprint - Oct 26, 2018

This is an editor-only crash that's due to stack overflow/infinite recursion in UInheritableComponentHandler::FixComponentTemplateName(). We are recursively trying to rename other inherited componen ...

UIScaleCurve float-point value in BaseEngine.ini lacks precision

UE - Editor - UI Systems - Slate - Jun 4, 2020

The screenshots below display 1920x1080pixel widget button. First one with Default DPIScaleCurve shows extra borders on the right and bottom. Next one with more precision shows no extra boundary. [ ...

VFInitRotation(Cascade) always provides the same rotation

UE - Niagara - Jun 30, 2020

This problem caused by incorrect initialization of RandomStream in the GPU particle. //PaticleGpuSimulation.cpp virtual void Init() override { ... check(AllocatedTiles.Num() == TileTimeOfDe ...

BuildPatchTool doesn't finish if enabled building Http Chunk on Mac

Portal - Jan 25, 2021

We may fix this issue by the following codes. FPakPlatformFile::FPakPlatformFile(): LowerLevel(NULL) ,bSigned(false) { // remove //FCoreDelegates::GetRegisterEncryptionKeyMulticas ...

Nvidia Graphics Drivers cause editor menus to flicker and disappear after using the editor for an extended period of time

UE - Graphics Features - Apr 16, 2021

This issue seems to be occurring on a variety of Nvidia cards. So far, I haven't seen any indication that it is affecting AMD graphics cards. The majority of the reports have indicating that the pro ...

Unable to load ASTC_HDR cube texture on IOS

UE - Rendering - RHI - Jul 24, 2023

Project include a hdr texture "desert_outer_hdr" Texture size is 512*512*6, compressed with ASTC 6x6 HDR profile Stride should be: ceil(512/6)*16 = 1376 bytes However, if connect to xcode debug, ...

Enhanced Input Axis Actions repeatedly firing the last input value when entering a Common UI menu

UE - Gameplay - Input - Sep 7, 2023

When using an axis mapped input action such as looking around with a gamepad joystick, then opening a Common UI menu, the last input axis value will keep firing irrespective of the current joystick ...

Some debug modes do not work in PIE

UE - Platform - Mobile - Systems - Jan 9, 2024

It looks like the output of the debug pass is ignored, and the final output from the last frame before the pass was enabled is displayed instead. If the pass is modified to return a different textu ...