https://forums.autodesk.com/t5/autocad-forum/command-alias-only-works-after-going-into-the-alias-command/m-p/9876029#M343675 <P>As mentionned by&nbsp;<a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/69526">@Kent1Cooper</a>&nbsp;, UCSFOLLOW is a variable and not a command.&nbsp; It's normal to get an error message saying "unkown command" ; because its not a command.</P><P>&nbsp;</P><P>You can however control variables using a basic Lisp command like this:&nbsp;</P><P>-------------------------------------</P><P>(DEFUN c:uu (/)<BR />(setvar "ucsfollow" 1) ;Changing the UCS does not affect the current view<BR />(princ)<BR />)</P><P>(DEFUN c:uuu (/)<BR />(setvar "ucsfollow" 0) ;Changing the UCS does not affect the current view<BR />(princ)<BR />)</P><P>---------------------------------</P><P>uu = ucsfollow set to 1</P><P>uuu = ucsfollow set to 0</P> Tue, 17 Nov 2020 18:13:01 GMT dany_rochefort 2020-11-17T18:13:01Z