Fix for 'robust' records if all coef are 0
Fix for 'robust' records if all coef are 0

jmorton/yatsm,jmorton/yatsm,c11/yatsm,jmorton/yatsm,c11/yatsm,ceholden/yatsm,valpasq/yatsm,ceholden/yatsm,valpasq/yatsm