MiniMax H3 video flips objects at 6 seconds — help with settings

No_Guess_5389 · reddit · 2026-08-29

A newcomer running MiniMax H3 R2V locally (ComfyUI workflow) reports objects flipping at the 6-second mark of generated video.

Their setup: pruned int8 diffusion model, Qwen3-VL-32B NVFP4 text encoder, 20 sampling steps, resmultistep sampler, simple scheduler, 24 fps, 768×1344 internal resolution. The post asks the community for a fix.

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