Hi folks,
I keep getting the following warning when loading the system-wide Sage
4.1.1 on sage.math:
[mv...@sage ~]$ sage
----------------------------------------------------------------------
| Sage Version 4.1.1, Release Date: 2009-08-14 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
---------------------------------------------------------------------------
ImportError Traceback (most recent call last)
/usr/local/sage/local/lib/python2.6/site-packages/IPython/ipmaker.pyc
in force_import(modname)
64 reload(sys.modules[modname])
65 else:
---> 66 __import__(modname)
67
68
/usr/local/sage/local/bin/ipy_profile_sage.py in <module>()
5 preparser(True)
6
----> 7 import sage.all_cmdline
8 sage.all_cmdline._init_cmdline(globals())
9
/usr/local/sage/local/lib/python2.6/site-packages/sage/all_cmdline.py
in <module>()
12 try:
13
---> 14 from sage.all import *
15 from sage.calculus.predefined import x
16 preparser(on=True)
/usr/local/sage/local/lib/python2.6/site-packages/sage/all.py in <module>()
74
75 # This must come before Calculus -- it initializes the Pynac library.
---> 76 import sage.symbolic.pynac
77
78 pmem_malloc()
/usr/local/sage/local/bin/constants_c.pxd in sage.symbolic.pynac
(sage/symbolic/pynac.cpp:15103)()
ImportError: No module named constants_c
Error importing ipy_profile_sage - perhaps you should run %upgrade?
WARNING: Loading of ipy_profile_sage failed.
--
Regards
Minh Van Nguyen
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