After installing sage 6.6, I tried to install the optional packages 4ti2, macaulay2, and nauty but the command
sage -i 4ti2 returns: /Applications/sage/src/bin/sage-spkg: line 312: cd: /Applications/sage/upstream: No such file or directory Attempting to download package 4ti2 >>> Checking online list of optional packages. [Traceback (most recent call last): File "<stdin>", line 35, in <module> File "/Applications/sage/local/lib/python/urllib.py", line 240, in retrieve fp = self.open(url, data) File "/Applications/sage/local/lib/python/urllib.py", line 208, in open return getattr(self, name)(url) File "/Applications/sage/local/lib/python/urllib.py", line 359, in open_http return self.http_error(url, fp, errcode, errmsg, headers) File "/Applications/sage/local/lib/python/urllib.py", line 376, in http_error return self.http_error_default(url, fp, errcode, errmsg, headers) File "<stdin>", line 17, in http_error_default IOError: [Errno 404] Not Found: '//www.sagemath.org/spkg/optional/list' Error: failed to download http://www.sagemath.org/spkg/optional/list, aborting I get the same output for the other two packages. Furthermore, the webpage http://www.sagemath.org/spkg/optional/list returns the error: 404 Error: page not found -- 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 http://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.