1. 编译时出现 none of the input catalogs contained a matching launch image set named “AppIcon”
方法一：新建一个项目，用新建项目Images.xcassets里面的AppIcon.appiconset替换出错项目里面的AppIcon.appiconset，再编译，就ok了
方法二：Build Settings -->Asset Catalog App Icon Set Name 改为”icon“，或者直接删掉
2. 编译时出现 None of the input catalogs contained a matching launch image set named "LaunchImage".
方法：Build Settings -->Asset Catalog Launch Image Set Name 直接删掉