Why does gvim error after maximizing the window?

Question

After installing the vim-airline plug-in, maximize the gvim window (under Windows 10) prompt:

How is this going?

Answer 1

No problem setting encoding format.
_vimrc中设置下编码格式为utf-8That’s it.

set encoding=utf-8

I didn’t want to ask and answer myself, but I had no choice but to get the answer while I was waiting.