Unreal Engine Issues

Geometry collection marked as nanite has no fallback in cooked build when nanite is disabled

When geometry collection is set as nanite, there is no non-nanite render data cooked. This means that there is no fallback if the cooked build uses r.nanite 0. This used to work with some code worka ...

Request to add manual overrides to "Equals()" function on input modifiers

From the user:  > Up until 5.3.1 those input modifiers were identical apart from the instanced data. If you upgrade to 5.3.1, not taking the new IMC files, the sensitivity settings will never get a ...

Difference in LODs between PIE and editor

It is possible to repo this without the exact steps, but that leaves it ambiguous if the camera moved when exiting PIE or not. ...

Navisworks - Crash exporting high poly density terrain geometry

Nanite cast shadows from all lights, regardless of lighting channel configuration

This behavior is inconsistent with the behavior of non-nanite meshes, which receive light and cast shadows only from lights in the same lighting channel. [Image Removed] ...

VectorNoise Material Expression Position's tooltip says it accepts 2 or 3 dimensional vectors, but the node raises an error if a Float2 is input

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Nanite shadow issue in commandline rendering

PSO Creation hangs on task in Shipping build

Running with `r.AsyncPipelineCompile=0` causes the issue not to happen. It fails to open about 4 times out of 5. No such problem in development build., it always succeeds. We noticed that if we de ...

Luminance coefficients used throughout the engine not matching sRGB standard

This is causing confusion when working with color in UE5, specifically when validating for HDR between different reference materials. It has also been noted that the color primaries in PAL and NTSC ...

Delete of file that is not at latest fails silently and removes the entry from content browser