mongodb - Mongo DB error while running puppet script -

while running command

puppet apply --verbose --debug --modulepath puppet/manifests/modules puppet/manifests/devbox.pp 

i following error

err:/stage[main]/mongo-datastore/package[mongodb]/ensure: change absent present failed:could not find package mongo-10genmongo-10gen-server 

to fix error installed mongodb manually , changed mongodb entry in following package

name => ["mongodb-org-2.6.4.1""mongodb-org-2.6.4.1"]**  package {        "mongodb":        name => ["mongo-10gen", "mongo-10gen-server"],       ensure => installed,       require => file['/etc/yum.repos.d/10gen.repo'];     } 

can please tell me why need manually install package while have written script install mongo-10gen , mongo-10gen-server.