install mongoDB (child process failed, exited with error number 100)

Question

I tried to install mongoDB on my macbook air.

I\'ve downloaded zipped file from official website and extract that file and move to root directory. After that, under

Answer 1

I had the same error on linux (Centos) and this worked for me

1. Remove mongod.lock from the dbpath

   $ rm /var/lib/mongo/mongod.lock

2. Repair the mongod process

   $ mongod --repair

3. Run mongod config

   $ mongod --config /etc/mongod.conf