Linear Color Struct values are changed when upgrading from 4.26.2 to 4.27.1

UE - Gameplay - Blueprint - Dec 2, 2021

It seems that changing the value to something different than the default of a Linear Color Struct variable, results in the value being changed when upgrading the project to a new engine version. Thi ...

Box Reflection Capture is placed with a different default scale value when placed from the Quick Add Menu

UE - Editor - Workflow Systems - May 5, 2022

Box Reflection Capture scale is set to 1.0, 1.0, 1.0 instead of 1,000.0, 1000.0, 400.0 when placed from the Quick Add Menu versus other placement methods. ...

Color space transform in the UI composition is incorrect on DX12 HDR (r.HDR.UI.CompositeMode=1)

UE - Graphics Features - Jun 11, 2021

Color space conversion in the UI composition is incorrect on DX12 HDR. In the main() function In CompositeUIPixelShader.usf, you can see the following color space transform.// sRGB -> RRT -> ODT ...

Stream media source freezes after playing for a short period of time (10 sec. -1 Min.) on Oculus Go

UE - Platform - XR - Jun 7, 2018

When using streamed media source in combination with the oculus go, the video appears to freeze before completion on the device. ...

When using StringToBytes() it returns an incorrect value

UE - Foundation - Core - Jan 4, 2018

When using the StringToBytes() function it returns one less byte due to the -1 at the end of the return. The function takes a string and converts it to bytes but it always returns one less byte than ...

Bug in ULevel::FixupActorFolders.

There is a potential bug in ULevel::FixupActorFolders() in the FixDuplicateFolders section: Suppose you have a folder hierarchy that looks like this:A B(1)B(2) C(1)B(3) C(2) where the letters ...

NaN is handled differently when clamped on Windows and Android/iOS

UE - Platform - Mobile - Oct 18, 2017

NaN (Not a Number) is handled different when clamped on Windows and Android/iOS. If you clamp a NaN (Acheived by -3 ^ 0.2 in the reproduction project) from 0.0 to 1.0 and then print the result, you' ...

[CrashReport] UE4Editor_Core!FStatsThreadState::ScanForAdvance() [statsdata.cpp:732]

UE - Foundation - Core - Aug 10, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: Item.NameAndInfo ...