Left Clicking a menu that contains an option with a submenu will cause the submenu to close while hovering its options

UE - Editor - UI Systems - Mar 25, 2022

If a menu has an entry that is a submenu, and that submenu has entries in it that are also submenus, then the entire menu will close when left clicking the submenu button instead of hovering it. So ...

BlackmagicMediaSource causes a memory leak if "Just-In-Time Rendering" option is ON.

UE - Virtual Production - IO - Media - Oct 31, 2023

Since 5.3, BlackmagicMediaSource causes a memory leak. This didn't happen on 5.2. You can see the leak on PIE. [Image Removed] [Image Removed] If "Just-In-Time Rendering" option in the MediaB ...

Blueprint Editor: BP functions display dropdown instead of checkboxes for uint8 enum parameters

UE - Gameplay - Blueprint Editor - Aug 8, 2017

I traced through the callstack and it looks like the problem is as follows:in order for the BP function to compile, its enum parameter must be uint8, because that is the only type supported by BP fu ...

Distance Fields no longer work with instances when PIE/Simulate

UE - Graphics Features - Apr 20, 2015

When using distance fields with instance meshes from the foliage tool everything works correctly, however, when simulating or PIE the distance fields will be removed. This working correctly in 4.7.5 ...

Skeletal mesh always registers as Dynamic when testing collision

UE - Gameplay - Oct 26, 2016

Skeletal meshes do not respect collision changes from World Dynamic, always returns as Dynamic. Regression (no) issue (does) occur in 4.12.5 ...

GenerateKDopAsSimpleCollision() clamps vertices that are close to the origin which results in inaccurate primitives

UE - Gameplay - Nov 10, 2015

When DOP simplified collision is generated for a mesh that has vertices that are close to the origin, part of the function till clamp any values between -0.5 and 0.5 to be 0.5 which will cause the r ...

Creating animation assets from right-clicking skel mesh results in showing incorrect mesh in Persona

OLD - Anim - Dec 23, 2016

REGRESSION No. When a skeleton has multiple skel meshes assigned to it, if the user creates a animation asset (animation blueprint, composite, montage) by right-clicking the skeletal mesh and selec ...

Replace Reference feature is not replacing textures with new selected texture

Tools - Jan 4, 2017

Workaround:Open M_TableRound, move a node. Save the MaterialReopening the project seems to fix the issue Replacing the reference of the deleted table texture is rendering default material. Note T ...

[CrashReport] Game mode crash in UE4Game_Win32_Shipping!TStaticStateRHI

UE - Graphics Features - Feb 21, 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: Access violation - code c0000005 (fi ...

Package build fails after disabling VR plugins

UE - Platform - XR - Mar 27, 2017

Package build fails after disabling VR plugins and launching the project The error message that pops up is: Fatal error: [Link Removed] [Line: 353] Missing global shader FPixelShaderDeclaration, P ...