Some questions about Traceback

[WenrouM]

Hello Professor, the program runs to the half to report the error as shown in the figure

[Xiaoxiang7]

Has this problem been solved? I encountered the same error.

[hyren]

Hi, can you cast index to long type? index=tail_part.view(-1).long()

[Xiaoxiang7]

嗨，你可以将索引转换为长类型吗？index=tail_part.view(-1).long()

Thank you for your help!