Unreal Engine Issues
Unreal Engine Issues
Bound component functions in a child can incorrectly override parent binding
UE - Gameplay - Blueprint Editor - Mar 16, 2021The way in which component (and actor) events are named can result in bindings in a parent for a different event overriding the binding in a parent. ...
Split pins on nodes within sub-graphs in an animation blueprint are broken
UE - Anim - Runtime - Mar 16, 2021There's a bug in the anim bp compiler which results in split pins on animation nodes not being merged properly back onto their parent pin during compilation. The result of this is that any input to ...
incorrect virtual texture shader code(in FinalizeVirtualTextureFeedback) on Mobile forward platform
UE - Graphics Features - Mar 15, 2021in the function FinalizeVirtualTextureFeedback, the micro "USE_DBUFFER && MATERIALDECALRESPONSEMASK" returns true on mobile forward, while there is no DBUFFER on Mobile forward obviously. This takes ...
IOStore : Packaged game crashes when doing garbage collection right after cancelling async loading by UnloadPrimaryAssetList
UE - Foundation - Core - RuntimeLoader - Mar 15, 2021Packaged game without IOStore never hits this error. ...
Tagged binding exists after deleting object binding in sequence
UE - Anim - Sequencer - Mar 12, 2021Tagged bindings aren't deleted when their object binding is deleted in the sequence. ...
Reimporting SkeletalMesh with LODs generated via reduction tool crashes when reduction plugin is disabled
UE - Editor - Content Pipeline - Import and Export - Mar 12, 2021When reimporting a Skeletal Mesh that has LODs generated via the reduction tool, the editor will crash if the Skeletal Mesh Simplifier plugin is disabled. This issue was originally reported on th ...
[Reverb][Regression] - The Reverb Effect in World Settings Does Not Update When Loading New Levels
UE - Audio - Mar 12, 2021When loading a new level via the Open Level node in Blueprints, the World Settings do not update the Applied Reverb Effect. When trying to reproduce the issue in 4.25.4, issue did not occur (the r ...
Niagara Component can crash if ticked with a null tick function
UE - Niagara - Mar 12, 2021Niagara components don't null check their tick functions, and can cause a crash as a result. Compare to UParticleSystemComponent::TickComponent which does. It's fairly common in the engine to pass n ...
Pasting an Emitter In Niagara System is not created at cursor position
UE - Niagara - Mar 10, 2021Not a regression as this also occurs in //UE4/Release-4.25.4 Behavior should work like other BP nodes, where copy/pasting puts the node where the mouse cursor is located. Current behavior is time ...
Most Material Instances render as the World Grid Material when placed on a Skeletal Mesh
UE - Graphics Features - Mar 10, 2021When adding certain Material Instances to a Skeletal Mesh, the Material Instance break and renders as the World Grid Material. This persists in the project and the Material Instance cannot be used u ...