最近将一台测试服务器操作系统升级到了Cent0S 7.5,然后顺便也将Python从2.7.5升级到Python 3.6.6,升级完成后,发现yum安装相关包时出现异常,报“File “/usr/libexec/urlgrabber-ext-down”, line 28”这样的错误, 具体错误信息如下所示:
# yum install openssl
……………………..
Total download size: 1.7 M
Is this ok [y/d/N]: y
Downloading packages:
Delta RPMs disabled because /usr/bin/app