Can't get past the first hurdle

[JohnnyBizzel]

bizzel:~/workspace $ learnyoumongo verify solution.js
Failed to load c++ bson extension, using pure JS version
/home/ubuntu/workspace/solution.js:28
mongo.connect(url, function(err, db) {
^

TypeError: Cannot read property 'connect' of undefined
at Object. (/home/ubuntu/workspace/solution.js:28:6)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Function.Module.runMain (module.js:441:10)
at startup (node.js:139:18)
at node.js:974:3

[cylim]

@JohnnyBizzel Hi, have you solved the issues?
This link might be useful for you: http://stackoverflow.com/a/24087898

[evanlucas]

@JohnnyBizzel can you please paste the contents of solution.js? Thanks!