我做了:并得到:W: The repository'http://ppa.launchpad.net/cybermax-dexter/sdl2-backport/ubuntu xenial Release' does not have a ReleaseE: Failed to fetch http:/&
我最近在我的软件源代码中添加了stormcloud (ppa:jolicloud-team/ppa),但它恰好是一个空源,每当我试图安装stormcloud或更新我的系统时,它都会出现一个错误。Cannot access PPA (https://launchpad.net/api/1.0/~cooperjona/+archive/stormcloud) to get PPA information当我使用ppa-清除时,我得