Cannot start MongoDB: System error 1067 in Windows

Question

After setting up MongoDB service on Windows Server 2008 R2 this error was raised.

C:\mongodb\bin>net start MongoDB The Mongo DB service is starting. The Mongo DB service could not be started.  A system error has occurred.  System error 1067 has occurred.  The process terminated unexpectedly. 

Answer 1

The error came from an unclean shutdown detected.

Please visit http://dochub.mongodb.org/core/repair for recovery instructions.

a few steps will fix it (as it's written in the link above):

1) remove the file /data/db/mongod.lock

2) run mongod.exe --repair

3) start the mongod service net start MongoDB