https://forums.autodesk.com/t5/autocad-forum/sweep-is-upside-down/m-p/5829542#M310755 <P>JDMather,</P><P>&nbsp;</P><P>what is the short way to align the helix to&nbsp;the center of the green circle?<BR /><BR />and one more issue</P><P>&nbsp;</P><P>When I try to create sweep, I receive message that sweeping can't be done because of intersection.</P><P>&nbsp;</P><P>Thanks!</P> Wed, 23 Sep 2015 13:49:14 GMT Anonymous 2015-09-23T13:49:14Z