This is http://trac.sagemath.org/sage_trac/ticket/13947
See https://groups.google.com/forum/?fromgroups=#!topic/sage-support/wlbzoUtmTPE for one of several workarounds. On Apr 11, 5:58 pm, Tom Roby <tomrobyuc...@gmail.com> wrote: > A couple of hours after I typed "make" I got the following error message: > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel?hl=en. For more options, visit https://groups.google.com/groups/opt_out.