如何从 git-hub 复制的代码创建 snap？我复制了 yaml 并出现此错误。我需要其他插件吗？
W:The repository 'http://ppa.launchpad.net/tualatrix/ppa/ubuntu xenial Release' does not have a Release file., W:Data from such a repository can't be authenticated and is therefore potentially dangerous to use., W:See apt-secure(8) manpage for repository creation and user configuration details.
E:Failed to fetch http://ppa.launchpad.net/tualatrix/ppa/ubuntu/dists/xenial/main/binary-amd64/Packages
404 Not Found, E:Some index files failed to download.
They have been ignored, or old ones used instead.
答案1
没有xenial条目http://ppa.launchpad.net/tualatrix/ppa/ubuntu/dists/由于 apt 更新不会完全成功，因此 snapcraft 将会失败。
为了解决您的问题，请运行：
add-apt-repository -r ppa:tualatrix