xcode9.0, in storyboard, when I toggle tableview style to grouped, xcode crashed

问题

In xcode9.0, I add a tableview to storyboard, when I toggle tableview style to grouped, xcode crash.

回答1:

1. Drag a new tableview to the top of the view
2. Remove the default check of the Automatic RowHeight and Automatic Estimate
3. Select Group Type
4. OK

回答2:

I update to Xcode9.0.1, this problem has been solved.

来源：https://stackoverflow.com/questions/46390437/xcode9-0-in-storyboard-when-i-toggle-tableview-style-to-grouped-xcode-crashed