51问答网 > linux系统中安装rpm命令时出现错误：404 not found[IP:91.189.91.23.80]，具体见图片

linux系统中安装rpm命令时出现错误：404 not found[IP:91.189.91.23.80]，具体见图片

小白不懂，请教大神们！

2025-02-22 22:12:03

推荐回答（3个）

回答1：

换一个软件源，你现在是走美国源，容易被墙

回答2：

E: Failed to fetch http://security.ubuntu.com/ubuntu/dists/xenial-security/main/binary-arm64/Packages 404 Not Found [IP: 91.189.91.23 80]
E: Failed to fetch http://cn.archive.ubuntu.com/ubuntu/dists/xenial-updates/main/binary-arm64/Packages 404 Not Found [IP: 91.189.91.26 80]
E: Failed to fetch http://cn.archive.ubuntu.com/ubuntu/dists/xenial-backports/main/binary-arm64/Packages 404 Not Found [IP: 91.189.91.26 80]
E: Failed to fetch http://cn.archive.ubuntu.com/ubuntu/dists/xenial/main/binary-arm64/Packages 404 Not Found [IP: 91.189.91.26 80]
E: Some index files failed to download. They have been ignored, or old ones used instead.

回答3：

网络源不行，换一个吧