Issues when trying to add a node to the district on Openshift

Issue

• When trying to add a node to a district below errors are seen:

oo-admin-ctl-district -c add-node -n small_district -i <NODE-HOSTNAME>
warn 2014/11/06 23:21:46: client.rb:218:in `rescue in start_receiver' Could not receive all responses. Expected : 1. Received : 0
/usr/sbin/oo-admin-ctl-district:217:in `block in <main>': undefined method `casecmp' for nil:NilClass (NoMethodError)
        from /usr/sbin/oo-admin-ctl-district:179:in `block in collate_errors'
        from /usr/sbin/oo-admin-ctl-district:177:in `each'
        from /usr/sbin/oo-admin-ctl-district:177:in `collate_errors'
        from /usr/sbin/oo-admin-ctl-district:214:in `<main>'