1.以source形式打开项目中的info.plist,在里面添加上这段代码:
12
<key>icon already includes gloss and bevel effects</key><true/>
2.勾选xcassets的iOS icon is pre-rendered
iOS icon is pre-rendered
3.删除iphone/itouch上已经存在的app
4.项目做一次build clean ,或者直接点,删除项目所在文件夹中的build文件夹