The documentation page API/SCHEDULERS/&AMP;NUM;DIFFUSERS.LMSDISCRETESCHEDULER.NUM_TRAIN_TIMESTEPS doesn’t exist in v0.30.1, but exists on the main version. Click <a href="/docs/diffusers/main/en/api/schedulers/&amp;num;diffusers.LMSDiscreteScheduler.num_train_timesteps">here</a> to redirect to the main version of the documentation.