Unreal Engine Issues

Landscapes cause Vulkan crash related to GRHISupportsAttachmentVariableRateShading

Binary (Installed Build)//UE5/Release-5.1 @CL22986940 I encountered this same crash when creating a landscape twice, but was not able to consistently reproduce it with those steps. I figured out th ...

Artefacts with Volumetric Clouds

(Enduring Games) Please see UDN - Case includes project and potential fix from customer. Need to verify that it does not affect other parts of the volumetric composition. bHasValidSamples is the sam ...

Compilation errors in Shallow Water contents example's Niagara module script

This seems to be because the ModuleUsageBitmask is hardcoded as Particle. Sig.ModuleUsageBitmask = ENiagaraScriptUsageMask::Particle; UNiagaraDataInterfaceGrid2DCollection::GetFunction { ... ...

WidgetInteractionComponent Simulate Key Press/Release only works the first time

Occurs 3/3 times. Working around this includes closing the menu and reopening it to reset the button(s). The expected behavior is that the user should be able to select Reset Orientation repeatedly ...

Nav octree memory is not correctly reporting memory usage.

STAT_Navigation_CollisionTreeMemory and STAT_NavigationMemory are not accounting for DEC_MEMORY_STAT_BY OctreeSizeBytes in the navoctree destructor. It appears STAT_Navigation_CollisionTreeMemory E ...

[CrashReport] UnrealEditor-AppFramework!SColorPicker::HandleParentWindowClosed(TSharedRef<SWindow,1> const &) [SColorPicker.cpp:1530]

Generated from CrashReporter This is NOT a regression. Tested in //UE4/Release-4.27 at CL18319896 Tested in //UE5/Main at CL 22175708 - Issue did not occur ...

HighResolutionScreenshot result changed after migration to UE5

There was no problem in UE4. It can be fixed on UE5 by the following workaround.console command 'r.Editor.Viewport.MaxRenderingResolution' set 'Realtime off' on viewport  ...

MaterialInstanceConstant doesn't refresh soft references of non-overridden texture parameter

Observed by a licensee: [Link Removed] When a material instance points to a material, and the material is edited to change a texture and the material and material instance are saved, the material i ...

Adding an Input Action to a Mapping Context causes the drop downs to expand and collapse randomly

SceneRender Memory leak on MacOS

SceneRender seems to be constantly leaking memory. It only reproduces on MacOS and doesn't seem to happen when I turn off the RHI thread. [Image Removed][Image Removed] ...