'SinusoidalEncoding' object has no attribute '_backend'

[B1uee]

DeepVoice3 multi-speaker TTS en demo on Google Colab.

Generate Speech :

11 frames
/usr/local/lib/python3.7/dist-packages/torch/nn/modules/module.py in getattr(self, name)
1176 return modules[name]
1177 raise AttributeError("'{}' object has no attribute '{}'".format(
-> 1178 type(self).name, name))
1179
1180 def setattr(self, name: str, value: Union[Tensor, 'Module']) -> None:
AttributeError: 'SinusoidalEncoding' object has no attribute '_backend'

[JeroenW-1951880]

I ran into the same issue, have you found a way to solve it?