E: 无法下载 http://mirrors.aliyun.com/ubuntu/dists/focal/main/binary-arm64/Packages 404 Not Found [IP: 111.3.85.185 80] E: 无法下载 http://mirrors.aliyun.com/ubuntu/dists/focal-updates/main/binary-arm64/Packages 404 Not Found [IP: 111.3.85.185 80] E: 无法下载 htt
时间: 2023-08-23 18:04:27 浏览: 62
这个错误提示表明你使用的是 Ubuntu 操作系统,但是更新源配置有误或者更新源不可用,导致无法下载更新包。可能的原因是更新源的地址不正确或者更新源的服务器暂时无法访问。你可以尝试更换其他的更新源或者等待一段时间后再尝试更新。
你可以通过以下步骤来更换更新源:
1. 打开系统设置,点击 “软件和更新” 选项卡,在 “Ubuntu软件” 选项卡下选择 “下载自” 选项。
2. 在 “下载自” 选项下拉菜单中选择一个可用的更新源,比如 “中国” 或者 “主服务器”。
3. 点击 “关闭” 即可保存更改。
如果更换更新源后仍然无法更新,你可以尝试使用以下命令来更新系统:
```bash
sudo apt update
sudo apt upgrade
```
这样就可以更新系统的软件包并修复可能存在的错误。
相关问题
E: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/focal/multiverse/binary-arm64/Packages 404 Not Found [IP: 119.167.250.242 80]
This error message indicates that the package manager was unable to fetch a package from the specified URL because it could not be found on the server. Specifically, the URL http://mirrors.aliyun.com/ubuntu/dists/focal/multiverse/binary-arm64/Packages returned a 404 Not Found error code, indicating that the file or resource requested does not exist on the server.
Possible causes of this error could include:
- The package was removed or renamed on the server.
- The repository URL was mistyped or outdated.
- There was a temporary issue with the server or network connection.
To resolve this error, you could try the following steps:
- Check the URL to make sure it is correct and up to date.
- Verify that the package is still available in the repository.
- Try refreshing the package list or updating the package manager to see if the issue resolves itself.
- If the issue persists, try changing to a different repository or contacting the repository maintainer for assistance.
http://mirrors.163.com/ubuntu/dists/bionic-backports/main/binary-arm64/Packages
根据提供的引用内容,http://mirrors.163.com/ubuntu/dists/bionic-backports/main/binary-arm64/Packages 可能无法下载。这可能是因为该链接返回了 404 Not Found 错误。您可以尝试使用其他可靠的镜像站点或等待该链接恢复正常。