The documentation page API/PIPELINES/STABLE_DIFFUSION/&AMP;NUM;DIFFUSERS.STABLEDIFFUSIONGLIGENPIPELINE.VAE doesn’t exist in v0.28.0, but exists on the main version. Click <a href="/docs/diffusers/main/en/api/pipelines/stable_diffusion/&amp;num;diffusers.StableDiffusionGLIGENPipeline.vae">here</a> to redirect to the main version of the documentation.