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Ultimate SD Upscale issue

This story is from 2026-09-11. It is preserved in the archive; the latest stories are on the live feed.

I'm generating an image with Flux.1 Dev FP8 and I'd like to use Ultimate SD Upscale to upscale the image. The workflow is correct I think, but when it comes to the upscaling part, Ultimate SD Upscale keeps on running forever (the progress bar in the top right completes, but then it restarts and jus…

Read the full story at r/comfyui ↗

Timeline · 1 report

  1. 2026-09-11 21:48 · r/comfyui
    Ultimate SD Upscale issue

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