Unreal Engine Issues

[CrashReport] UE4Editor_Landscape!DeleteLayerIfAllZero() [landscapeeditinterface.cpp:2300]

This is a semi-common crash in the 4.18 release. There is one recorded case of this callstack also occurring back in the 4.11 release, but it seems to be an exception. All other cases have only occu ...

[CrashReport] libUE4Editor-VulkanRHI.so!FVulkanCommandListContext::RHIDrawIndexedPrimitive(FRHIIndexBuffer*, int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int) [VulkanCommands.cpp:818]

Generated from CrashReporter ...

Client is unable to Server Travel with the host when Seamless Travel is disabled

Client is unable to Server Travel with the host when Seamless Travel is disabled. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the client is able to join in, it is a regress ...

r.VolumetricRenderTarget.PreferAsyncCompute producing different visuals

When the cvar "r.VolumetricRenderTarget.PreferAsyncCompute" is enabled, it will cause Volumetric Clouds to ignore the influence of Volumetric Fog. In high-fog environments, this can cause the clouds ...

OnDragDetected fires off with a single click for 3D widgets

When Using the On Drag Detected on a 3D widget, the drag function fires off on a single click (No dragging necessary) ...

UEnum::NumEnums appears to be returning one more than the actual number of elements in an enum.

A user reported that UEnum::NumEnums appears to be returning one more than the actual number of elements in the enum. ...

Nanite Dynamic Tessellation issue with Material Layers

Crash when adding a camera to the world in VR Mode

Dragging a Cine Camera Actor into the world causes the editor to crash. I reproduced this with both Oculus and Vive, however had a more successful repro rate with Oculus. ...

[CrashReport] UE4Editor_Core!FGenericPlatformMemory::OnOutOfMemory() [genericplatformmemory.cpp:184]

No user comments in crash group 169 (uint64)PlatformMemoryStats.AvailableVirtual, 170 (uint64)PlatformMemoryStats.UsedPhysical, 171 (uint64)PlatformMemoryStats.PeakUse ...

PropertyAccessUtil methods do not do propagation to instances when editing archetypes

Currently value propagation is handled at the property node level (c.f., PropagateContainerPropertyChange), and is unavailable to any other editor code / scripting (whether in Python or BP or C++). ...