[求助]No list of input variables was found. 感谢热心者！

an error occureed while checking for missing data in the gruop, Gruop number 1.
No list of input variables was found. A list of variables must appear once for each group.

之前也有人问过这个问题，好像还没有人回答。我的数据都是完整的，是不是我的模型建立得有错啊？错在哪呢？