Error: Package: libstdc++-devel-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) Requires: libstdc++(x86-64) = 4.8.5-16.el7_4.2 Installed: libstdc++-4.8.5-28.el7_5.1.x86_64 (installed) libstdc++(x86-64) = 4.8.5-28.el7_5.1 Available: libstdc++-4.8.5-16.el7.x86_64 (ultra-centos-7.4-base) libstdc++(x86-64) = 4.8.5-16.el7 Available: libstdc++-4.8.5-16.el7_4.1.x86_64 (ultra-centos-7.4-updates) libstdc++(x86-64) = 4.8.5-16.el7_4.1 Available: libstdc++-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) libstdc++(x86-64) = 4.8.5-16.el7_4.2 Error: Package: glibc-headers-2.17-196.el7_4.2.x86_64 (ultra-centos-7.4-updates) Requires: glibc = 2.17-196.el7_4.2 Installed: glibc-2.17-222.el7.x86_64 (installed) glibc = 2.17-222.el7 Available: glibc-2.17-196.el7.x86_64 (ultra-centos-7.4-base) glibc = 2.17-196.el7 Available: glibc-2.17-196.el7_4.2.x86_64 (ultra-centos-7.4-updates) glibc = 2.17-196.el7_4.2 Error: Package: gcc-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) Requires: libgomp = 4.8.5-16.el7_4.2 Installed: libgomp-4.8.5-28.el7_5.1.x86_64 (installed) libgomp = 4.8.2-16.el7_5 libgomp = 4.8.5-28.el7_5.1 Available: libgomp-4.8.5-16.el7.x86_64 (ultra-centos-7.4-base) libgomp = 4.8.5-16.el7 libgomp = 4.8.2-16.el7 Available: libgomp-4.8.5-16.el7_4.1.x86_64 (ultra-centos-7.4-updates) libgomp = 4.8.5-16.el7_4.1 libgomp = 4.8.2-16.el7_4 Available: libgomp-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) libgomp = 4.8.5-16.el7_4.2 libgomp = 4.8.2-16.el7_4 Error: Package: gcc-c++-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) Requires: libstdc++ = 4.8.5-16.el7_4.2 Installed: libstdc++-4.8.5-28.el7_5.1.x86_64 (installed) libstdc++ = 4.8.2-16.el7_5 libstdc++ = 4.8.5-28.el7_5.1 Available: libstdc++-4.8.5-16.el7.x86_64 (ultra-centos-7.4-base) libstdc++ = 4.8.5-16.el7 libstdc++ = 4.8.2-16.el7 Available: libstdc++-4.8.5-16.el7_4.1.x86_64 (ultra-centos-7.4-updates) libstdc++ = 4.8.5-16.el7_4.1 libstdc++ = 4.8.2-16.el7_4 Available: libstdc++-4.8.5-16.el7_4.2.x86_64 (ultra-centos-7.4-updates) libstdc++ = 4.8.5-16.el7_4.2 libstdc++ = 4.8.2-16.el7_4 Error: Package: glibc-devel-2.17-196.el7_4.2.x86_64 (ultra-centos-7.4-updates) Requires: glibc = 2.17-196.el7_4.2 Installed: glibc-2.17-222.el7.x86_64 (installed) glibc = 2.17-222.el7 Available: glibc-2.17-196.el7.x86_64 (ultra-centos-7.4-base) glibc = 2.17-196.el7 Available: glibc-2.17-196.el7_4.2.x86_64 (ultra-centos-7.4-updates) glibc = 2.17-196.el7_4.2 You could try using --skip-broken to work around the problem You could try running: rpm -Va --nofiles --nodigest
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo sed -i ‘s/$releasever/7/g‘ /etc/yum.repos.d/CentOS-Base.repo yum repolist
原文：https://www.cnblogs.com/lemon-le/p/10907759.html