The documentation page _APP/IMMUTABLE/NODES/DIFFUSERS.IMAGE_PROCESSOR.VAEIMAGEPROCESSORLDM3D.PREPROCESS.RGB doesn’t exist in v0.31.0, but exists on the main version. Click <a href="/docs/diffusers/main/en/_app/immutable/nodes/diffusers.image_processor.VaeImageProcessorLDM3D.preprocess.rgb">here</a> to redirect to the main version of the documentation.