我刚刚使用 Ubuntu。
刚刚在我的 DEV 服务器上安装了 CentOS，并且在进行更新或安装新软件包时立即遇到问题。
这是错误：
sudo yum update
Last metadata expiration check: 0:41:22 ago on Tue 15 Feb 2022 10:38:21 AM.
Error:
Problem 1: problem with installed package libidn2-2.3.0-7.el9.x86_64
- cannot install the best update candidate for package libidn2-2.3.0-7.el9.x86_64
- nothing provides libunistring.so.0()(64bit) needed by libidn2-2.3.2-1.el7.x86_64
Problem 2: cannot install the best update candidate for package python3-tracer-0.7.5-4.el9.noarch
- problem with installed package python3-tracer-0.7.5-4.el9.noarch
- package python3-tracer-0.7.5-4.el9.noarch requires tracer-common = 0.7.5-4.el9, but none of the providers can be installed …