Errr 'mongo.js:L112 Error: couldn't connect to server 127.0.0.1:27017 at src/mongo/shell/mongo.js:L112'

Question

I can\'t connect to MongoDB. In Ubuntu it works, but I\'m working in CentOS now. This is the error message:

MongoDB shell version: 2.4.2
connecting

Answer 1

I had the same problem in the past. In my case, I had insufficient free space for journal files. Freeing some space solved the problem.