How To Fix Error When Edit HTML On New Interface Blogger

Blogger Dashboard recently upgraded to new dashboard is Draft Blogger, there are a bug when edit html code and eliminate or deleted manual widget like Attribution or Blog2 widget, this is will shown windows error code like below.

How To Fix Error Code When Edit Html On Blogger like above case???

1. Open Blogger Home windows
2. Switch interface blogger to Old Interface with click setting icon,

3. With Old interface of blogger , edit again yout html code. Error code will not shown and you can save your editing now.
4. If done editing html code, you can switch to New Interface blogger for good looking.