我是用Ubuntu来的。
只需在我的DEV服务器上安装CentOS，就会立即出现问题，只需进行更新或安装新的软件包。
以下是错误：
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
- cannot install the best update candidate for package tracer-common-0.7.5-4.el9.noarch
- cannot install both tracer-common-0.7.8-1.el7.noarch and tracer-common-0.7.5-4.el9.noarch以下是启用的repos：
yum repolist enabled
repo id repo name
appstream CentOS Stream 9 - AppStream
baseos CentOS Stream 9 - BaseOS
epel Extra Packages for Enterprise Linux 7 - x86_64
extras-common CentOS Stream 9 - Extras packages
remi-safe Safe Remi's RPM repository for Enterprise Linux 7 - x86_6我试图：
sudo yum update --best --allowerasing原创文章，作者：奋斗，如若转载，请注明出处：https://blog.ytso.com/313547.html