'StableDiffusionPipeline' object has no attribute '_num_timesteps'

[exped1230]

When I use Stable Diffusion 1.5 model, the following error will be reported . Please How should I address this problem.

[ShenZhang-Shin]

_num_timesteps is the attribute of StableDiffusionPipeline.
You may check whether your diffusers>=0.25.0