Zack Zhou

Same problem here, but we cannot use O2 opt level because our model will not fully converge in this opt level.

> Did anyone solve this apex error? I solved it by changing the `apex/amp/utils.py` as following. ```diff # change this line (line 113) - if cached_x.grad_fn.next_functions[1][0].variable is not x: #...

> @zwithz 来康康 害，没啥时间做呀，课程+任务好多😫

我也觉得。。。还是换个项目写好了。。。

Has any resolution been discovered for this? I have the same issue, too.