Params in material instance disappear when grouping is changed in material with a material layer

UE - Rendering - Architecture - Materials - Jan 11, 2025

If there is a texture parameter within a specific material attribute stream in the base material and also within the base material layer, they must have the same parameter group otherwise the parame ...

In UE 5.5, "Open Level By Name" is not able to find the map if the map is not added to "List of maps to include in a packaged build"

UE - Framework - Feb 13, 2025

The "Open Level By Name" is not able to find the map to travel when the map is not included in the "List of maps to include in a packaged build" option. This issue was not happening in UE 5.3 and UE ...

Dragging Marquee in Orthographic Views results in Selecting Unintended Objects

Tools - Mar 17, 2015

In an orthographic view, dragging the marquee tool to select a group of objects will often result in other objects being selected outside the selection area. ...

Ragdoll Physics do not Function Properly on a Mirrored Skeletal Mesh

UE - Simulation - Physics - Dec 1, 2015

Selecting the default character/skeletal mesh (or any skeletal mesh) in the viewport, right-clicking and transforming it so it mirrors on the X,Y, or Z axis will cause the physics to act erratically ...

Game does not have focus at launch

Tools - Mar 31, 2015

When running a game in PIE, standalone, or package the game does not gain initial focus. User must click inside the game window to enable input. ...

Projectiles transferring additional velocity when stepped on.

UE - Gameplay - Jul 10, 2015

If a player steps on projectiles they have their velocity overridden and are launched away from the projectile. ...

Static mesh created from bsp will not properly duplicate if original copy of mesh in viewport is used

UE - LD & Modeling - Modeling Tools - BSP - Jun 1, 2015

If a bsp is turned into a static mesh and then the original mesh in the level is duplicated, it will register as duplicated in the world outliner but the mesh will not appear until re-assigned in th ...

sRGB setting results in difference in Sprite Look compared to Texture Editor

UE - Graphics Features - Jan 16, 2015

User is reporting an issue with the preview of a Sprite and its rendering in game differing from the Texture Editor based on sRGB setting. With sRGB = True: [Link Removed] With sRGB = False: [Li ...

Merge Actor tool can no longer merge just materials for an actor

UE - Gameplay - Jul 5, 2016

In 4.11 when you selected an actor with multiple material elements with the merge actors tool open you had the option to merge the material elements into a single one. This option is no longer valid ...

Actor Hidden in Game does not take lighting into account any longer

UE - Graphics Features - Jul 13, 2016

Using indirect lighting from bounce cards that are set to Actor Hidden in Game no longer generate indirect lighting for the scene. This is a regression of 4.11.2 where this worked but is no longer ...