Physics Linear Velocity functions from UPrimitiveComponent always return (0,0,0) velocity

UE - Simulation - Physics - Jul 30, 2024

In Unreal Engine version 5.4, all Physics Linear Velocity functions inside PrimitiveComponent class are returning always a velocity of (0,0,0), even if the Body Instances are moving. This was workin ...

Params in material instance disappear when grouping is changed in material

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 ...

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. ...

Setting the brush type of a custom volume BP causes the editor to crash

Tools - Nov 17, 2014

Setting the brush shape of the root component for a custom volume BP causes the editor to immediately crash. ...

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 ...

LIVE: A Local Variable cannot have its type changed if another local variable with the same name in a different function is in use

UE - Gameplay - Blueprint - Nov 6, 2014

Two local variables with the same name in two different functions still interact with each other in some way. This was reported in TTP 346132 and fixed in that case, but currently if a local variabl ...