https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6229479#M133474 <P>Use "_NON" before enter !b...</P> <P>&nbsp;</P> <P>Hope this helps, <BR />Henrique</P> Tue, 22 Mar 2016 23:23:10 GMT hmsilva 2016-03-22T23:23:10Z https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6229467#M133473 <P>Trying to do something very basic through command prompt.</P><PRE>Command: (setq a (getpoint)) (6.30224e+006 2.19639e+006 0.0) Command: (setq b (polar a (/ pi 8) 0.001)) (6.30224e+006 2.19639e+006 0.0) Command: (mapcar 'rtos a) ("6302237.91541349" "2196394.40151239" "0.00000000") Command: (mapcar 'rtos b) ("6302237.91633737" "2196394.40189507" "0.00000000") Command: LINE Specify first point: !a (6.30224e+006 2.19639e+006 0.0) Specify next point or [Undo]: !b (6.30224e+006 2.19639e+006 0.0) Zero length line created at (6302237.91541349, 2196394.40151239, 0.00000000)</PRE><P>Why is it not giving me a really small line of length 0.001.... something. I used rtos to verify that the 2 points a and b do have different co-ordinates, and they do. Then why zero line length? Thanks for all your help.</P><P>&nbsp;</P> Tue, 22 Mar 2016 23:00:46 GMT https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6229467#M133473 Ranjit_Singh 2016-03-22T23:00:46Z https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6229479#M133474 <P>Use "_NON" before enter !b...</P> <P>&nbsp;</P> <P>Hope this helps, <BR />Henrique</P> Tue, 22 Mar 2016 23:23:10 GMT https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6229479#M133474 hmsilva 2016-03-22T23:23:10Z https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6230007#M133475 <P>Did you turned off object snap?</P> Wed, 23 Mar 2016 10:01:53 GMT https://forums.autodesk.com/t5/visual-lisp-autolisp-and-general/zero-length-line/m-p/6230007#M133475 3wood 2016-03-23T10:01:53Z