Unreal Engine Issues

Crash when entering Brush Editing mode with a Sequence spawnable Post process volume

In-Memory replay checkpoints incorrectly deleted when stream length is less than TimeBufferHintSeconds

The buffer start time is calculated by subtracting the TimeBufferHintSeconds from the stream length: const uint32 BufferStartTimeMS = UE::LWC::FloatToIntCastChecked<uint32>(FoundReplay->StreamInfo.L ...

Sparse volume textures displayed in Heterogeneous volume only visible in left eye

Sparse volume textures displayed in Heterogeneous volumes are only visible in the left eye, as well as Niagara Fluid Sims. UDN for reference: [Link Removed] ...

Circularly Dependent Stacked GE Attrib Mods will be out-of-sync on Client/Server

Water reflections and GI flicker in 5.4 and 5.3 (fine in 5.2)

Since 5.3 customers have been reporting flicker with water surfaces, demonstrating that in 5.2 this flicker is not present. [Link Removed] ...

SAnalogSlider moves slowly when step size is large

SAnalogSlider calculates FastestStepTime by multiplying the step size value by a constant, resulting in high numbers for larger step sizes. This gets lerped from 1 and used as the repeat time, resul ...

Rewind Debugger doesn't work as expected when PIE net mode is set to Listen Server

Physical Material Mask does not return the correct value

Placing a section at the end of montage is not properly handled

Placing a  section at the very end of a montage with no duration or animation assigned after it is not properly handled.  Normally sections with 0 length are skipped and search continues since they ...

MustBeMappedGUID errors after several seamless travels

This seems to be the same issue as was reported in [Link Removed], as enabling net.ResetAckStatePostSeamlessTravel resolves the issue. However, it was recently reported that disabling net.FilterGuid ...