我试着按照这个指南
当我想在运行此命令后继续学习本教程时:
sudo apt-get install nginx-extras passenger
我收到此错误:
Reading package lists... Done
Building dependency tree
Reading state information... Done
passenger is already the newest version.
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies: …