I experienced the same problem and solved it by replacing lines 1121 and 1130 :
group=axchild2svg(fid,id,axIdString,ax,group,paperpos,get(axchild(i), 'Children'),axpos,groupax);
by
group=axchild2svg(fid,id,axIdString,ax,group,paperpos,get(axchild(i), 'Children'),axpos,groupax,projection);