Slider training not working

[Volnovik]

This is for bugs only

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Yes

You verified that this is a bug and not a feature request or question by asking in the discord?

Yes

Describe the bug

Slider training gives following

Traceback (most recent call last):
File "S:\Train\Ostris\ai-toolkit\run.py", line 90, in
main()
File "S:\Train\Ostris\ai-toolkit\run.py", line 86, in main
raise e
File "S:\Train\Ostris\ai-toolkit\run.py", line 78, in main
job.run()
File "S:\Train\Ostris\ai-toolkit\jobs\TrainJob.py", line 49, in run
process.run()
File "S:\Train\Ostris\ai-toolkit\jobs\process\BaseSDTrainProcess.py", line 1776, in run
loss_dict = self.hook_train_loop(batch_list)
File "S:\Train\Ostris\ai-toolkit\jobs\process\TrainSliderProcess.py", line 338, in hook_train_loop
noisy_latents, noise, timesteps, conditioned_prompts, imgs = self.process_general_training_batch(batch)
File "S:\Train\Ostris\ai-toolkit\jobs\process\BaseSDTrainProcess.py", line 786, in process_general_training_batch
prompts = batch.get_caption_list()
AttributeError: 'list' object has no attribute 'get_caption_list'

Tried both custom and example, same result. Switching to different branches also does not help.