Failed to load c++ bson extension while trying to load in mongoose

Question

for the below code, i am getting an error:Failed to load c++ bson extension

var mongoose = require('mongoose');
 mongoose.connect('mongodb://jer:jer@ds061621.mongolab.com:61621/trial100');

any help would be greatly appreciated.
me working on windows7. Have installed mongoose also.

Answer 1

i did an npm update and it worked fine for me(WINDOWS 7).