Unreal Engine Issues

Crashes when changing parameters by changing the collection of the NiagaraParameterCollectionInstance

There's no motion blur on streaming GeometryCache

UDN customer mentioned: "there looks to be support for motion vectors as exported from DCC apps (for rare cases like fluid sim), but regular in-engine motion vector calculation for regular motion bl ...

Compiling blueprint component can lose data on instances in level

Compiling a blueprint component can cause data loss on instances in the level when the component instance overrides its owning Blueprint's property value overrides back to the component archetype's ...

Montages played by GAS do not respect Blend Out Time

Replicated Montages played via GAS are not blended out using the BlendOut time set in the Montage, and are instead blended out using the BlendIn time ...

USplineMeshComponent::CalcBounds may return invalid value

USplineMeshComponent::CalcBounds function should be returning an FBoxSphereBounds type, but in the implementation it instead outputs an FBox. This may result in the returning of invalid results, esp ...

Crash when clicking on a "Two Bone IK" node

Crash when clicking on a "Two Bone IK" node in an Animation Blueprint Crash Reporter currently down, see callstack section. Log and dmp are attached ...

Uasset causes editor to crash when opened/right clicked

Character asset will crash the editor immediately when opened or right clicked. Crash Report: 431837 ...

HydroErosion on landscape crashes on Linux

While on a Linux OS, the editor immediately crashes if the Hydro Erosion tool is used on a landscape. ...

This project crashes when one Blueprint is compiled if its child Blueprint is opened in another tab

This project crashes when one Blueprint is compiled if its child Blueprint is opened in another tab. This only occurs with one Parent/Child combination: the crash occurs when compiling Building whil ...

FadeIn invalidates Audio Components in 4.11