Autoload error

Module 'Ebizmarts_MailChimp' from '/chroot/home/a1d8380c/5f32cd572e.nxcli.net/app/code/Ebizmarts/MailChimp' has been already defined in '/chroot/home/a1d8380c/5f32cd572e.nxcli.net/app/code/Ebizmarts/MailChimp1'.