[Pharo-users] Error using metacello

Hi All, Am trying to use metacello to install some pakages onmy pharo from github and smaltalkhub but am having some issue. here is the code am executing on the playground Metacello new configuration: 'OfNeoCSV'; repository:'https://github.com/svenvc/NeoCVS/tree/master/repository'; version: #stable; load. here is the error i obtain. Could not resolve: ConfigurationOfNeoCSV. Best Regards. A Tsombeng