RuntimeError: cuFFT doesn't support tensor of type: BFloat16

[xduzhangjiayu]

Hi,
I train ltx-2.3 with deepspeed zero-1, but met:
RuntimeError: cuFFT doesn't support tensor of type: BFloat16
Do you have any suggestions on how to fix this？Thanks!

[Artiprocher]

@xduzhangjiayu Thanks for your reporting. This bug has been fixed.

#1427