使用yum安装rpm报错 rpmdb open failed

修改本地iso镜像为yum源后,安装rpm包报错:

TypeError:rpmdb open failed

解决方案:

mkdir /var/lib/rpm/db_bak

mv /var/lib/rpm/__db*  /var/lib/rpm/db_bak

rpm --rebuilddb

yum clean all

重新安装rpm包,问题解决