Unreal Engine Issues

When changing a variable of a component in an attached Actor, the variable becomes read-only

Changing a variable of a component with an instance of BP derived from StaticMeshActor or SkeletalMeshActor attached to another actor will cause that variable to be read-only. It did not reproduce w ...

CreateProxyObjectForPlayMontage does not report if cannot play

UPlayMontageCallbackProxy::CreateProxyObjectForPlayMontage creates a proxy object and immediately calls PlayMontage. If the montage fails to play (no mesh component, no animinstance, Montage_Play it ...

Niagara Ribbons using Two Sided materials are incorrectly lit

Two Sided materials are lit incorrectly on Niagara ribbons. The sides will be flipped of how they should be. ...

UDistributionFloat member resets to null upon Blueprint Compile

A UDistributionFloat property is reset to NULL when compiling a Blueprint sub-class of a C++ class that has a UDistributionFloat property. ...

Skeletal Meshes have physics collisions lag

Skeletal mesh's physics collision lag behind the actual mesh. It didn't matter if there was just a root bone or multiple bones/constraints. This doesn't happen when using static meshes. The effect ...

Incorrect Manual Focus Distance from eye dropper

The Debug Focus Plane in the CineCameraActor does not appropriately respond to mouse input and position when the Manual Focus Distance is set using the eye-dropper. Tested in 4.21.2 (CL - 4753647), ...

Action Rpg Sample Creating a new GameplayCue handler crashes the editor in 4.24

In Action Rpg sample, creating a new Blueprint of type GameplayCueNotifyActor or GameplayCueNotifyStatic, results in an Engine crash. The call stack leads to a PrintF Slate warning message that woul ...

Streaming a Widget Class with Remote UMG displays the NO SIGNAL slate on remote devices

Crash renaming nested struct member while the pin is split on a node

Crash occurs when the user renames a nested struct member variable while there's a struct pin split in a blueprint. ...

Crash When You Add Get Landscape Material Node

After staring a new, blank project, and adding a generic blueprint actor, the editor crashes after you add a "Get Landscape Material" Proxy to the event graph within the blueprint. ...