背景

今天打开mongo, 结果在命令行输入mongo后，报错如下 [crayon-564208032b636493383326/]

解决方法

四步

1) Remove .lock file

[crayon-564208032b640613696661/]

2) repair the mongodb

[crayon-564208032b645610120656/]

3) start the mongodb

[crayon-564208032b64a808781582/]

4) start the mongo client

[crayon-564208032b64f493438884/]

更多细节

http://shakthydoss.com/error-couldnt-connect-to-server-127-0-0-127017-srcmongoshellmongo-js-exception-connect-failed/