HEIP dreambooth Error when exporting smpler image None of the inputs have requires_grad=True. Gradients will be None

What should I do? And I was reminded ：
}
is outdated. `steps_offset` should be set to 1 instead of 0. Please make sure to update the config accordingly as leaving `steps_offset` might led to incorrect results in future versions. If you have downloaded this checkpoint from the Hugging Face Hub, it would be very nice if you could open a Pull request for the `scheduler/scheduler_config.json` file
deprecate("steps_offset!=1", "1.0.0", deprecation_message, standard_warn=False)

C:\Users\.......（Inconvenient to display）

warnings.warn("None of the inputs have requires_grad=True. Gradients will be None")

Start by reproducing the DreamBooth sample-image export and record the full warning context, including the “None of the inputs have requires_grad=True” message. Inspect the referenced scheduler/scheduler_config.json and the steps_offset warning; done means identifying a reproducible cause and documenting or validating the appropriate fix.

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