Unreal Engine Issues

Intermittent Crash using Rewind Debugger in Game Animation Sample

Licensee is reporting an intermittent crash when using the rewind debugger in the Game Anim Sample. ...

Crash on Build All Levels

Crash on Build All Levels after a HLOD warning. EXCEPTION_ACCESS_VIOLATION reading address 0x00000000000000f0 ...

Editor crashes when right clicking a box collision after adding a converted static mesh in blueprint editor

I created a cylinder with a subtractive cylinder inside of it. I also used a box BSP with a subtractive box inside of it and got the crash to repro. I tried with a sphere BSP twice and didn't get ...

Ensure and Assertion thrown while attempting to change Float value on a Sky Light using the Set Editor Property node

This is a regression. Assertion thrown while attempting to change a Float value on a Sky Light component using the Set Editor Property node. Different property values can trigger this assertion bes ...

Virtual Memory Limit Listed in Logs

Logs show virtual memory limit for Windows 64 bit: 8388608.00. This is erroneous information that can be removed or replaced with more immediately useful information. ...

Interpolators of Niagara Dynamic Parameters Need "nointerpolation".

In Niagara's "CalculateParticleRadius", StaticSwitch Input is connected

This may not compile properly. Should be fixed. ...

Debug visualizations like 'r.VisualizeOccludedPrimitives 1' don't work in PIE, only in editor

"Hiding Other Developer Assets" does not work when "Show All Folder" is enabled

In the implementation of FFrontendFilter_ShowOtherDevelopers, the developer folder is determined by whether the asset path starts with /Game/Developers/. However, when "Show All Folder" is enabled, ...

LightPropagationVolume plugin can not be disabled

SceneRenderTargets.cpp includes LightPropagationVolumeBlendable.h, which means if you disable the LightPropagationVolume plugin and compile, you will get compile errors. ...