I don't think that old version of Sage runs on sierra, you need to get a more recent latest version.
On Monday, April 3, 2017 at 12:53:36 AM UTC+2, Ken Smith wrote: > > Hi, > > I have been running Sage 4.7.2-OSX-64bit-10.6 on a Mac under OS El Capitan > and it has been great. When I run the Sage application, it opens a browser > window where I have links to worksheets, all apparently based at > http://localhost:8000. > > This weekend I upgraded to MacOS Sierra version 10.12.4 without problems > ... EXCEPT now when I run Sage the startup window in my browser gets an > error: > This site can’t be reached > > *localhost* refused to connect. > > > - Search Google for localhost 8000 new worksheet > <https://www.google.com/search?q=localhost%208000%20new%20worksheet> > > ERR_CONNECTION_REFUSED > > > > This happens regardless of the browser (Chrome, Firefox, Safari.) It has > been awhile (3 or 4 years) since I installed Sage and I'd like to avoid > reinstalling it .... Is there a simple solution to this problem? I've had > no problems with Sage previously. > > thanks, Ken > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.