Unreal Engine Issues
Unreal Engine Issues
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[StateTree] StateTree fails to transition to the next state in child states when parent state contains some tasks
UE - AI - StateTreeStateTree fails to transition to the next child state in a tree where the parent state has a task such as Debug Text which does not influence ...
Nanite Landscape Visibility Layer Crash
UE - Graphics Tools - Terrain - LandscapeUpon saving the level after creating the landscape and painting visibility, the editor crashes. When you restart the editor and load the level...
Material Layers cannot be re-ordered by dragging in the Material Layer Parameters tab
UE - Rendering - Architecture - MaterialsMaterial Layers cannot be re-ordered by dragging in the Material Layer Parameters tab even though there is UI for dragging the rows and the ro...
Editor crashes when Material Layer visibility is toggled after removing a Material Layer in Parent
UE - Rendering - Architecture - MaterialsWhen a Material Layer is removed from a Parent Material, the Parent Material updates correctly in the viewport, but any Child Material Instanc...
Adding/Removing a Material Layer on a Parent Material doesn't propagate to Children correctly
UE - Rendering - Architecture - MaterialsWhen a Material Layer is added to or removed from a Parent Material the layer changes don’t automatically propagate to Child Materials correct...
Blocky artifacts in right eye when reflection captures are used
UE - Platform - XRCurve Editor Pop-out Closes on Modification
UE - Editor - Workflow SystemsThe internal curve editor closes its popout window automatically on any modification, which makes it difficult to use to edit the curve. See ...
Nanite: unused VertexInterpolator node disables Opacity Mask (material renders opaque)
UE - Rendering - ArchitectureOn Nanite meshes, placing a VertexInterpolator node in a material graph without using it (unconnected, or routed through a disabled static swi...
Capturing backtrace of another thread in engine built with clang raises access violation exception
UE - CoreTechEngine built with Clang throws an exception when calling RtlVirtualUnwind with a different thread ID. Engines built with Microsoft compilers d...
Niagara NDC GPU Instance Counter leak
UE - NiagaraIn NiagaraDataChannelData.cpp, FNiagaraDataChannelDataProxy::EndFrame enqueues a GPU readback for each entry in PendingGPUReadbackBuffers, but...