fixed a couple issues with the new mplver/drver
fixed a couple issues with the new mplver/drver

sdss/marvin,bretthandrews/marvin,bretthandrews/marvin,sdss/marvin,albireox/marvin,albireox/marvin,bretthandrews/marvin,sdss/marvin,sdss/marvin,albireox/marvin,bretthandrews/marvin,albireox/marvin