----------------------------------------------------------------------
| Sage Version 4.2, Release Date: 2009-10-24                         |
| Type notebook() for the GUI, and license() for information.        |
----------------------------------------------------------------------
---------------------------------------------------------------------------
NotImplementedError                       Traceback (most recent call last)

/opt/sage/local/lib/python2.6/site-packages/IPython/ipmaker.py in force_import(modname)
     64         reload(sys.modules[modname])
     65     else:
---> 66         __import__(modname)
     67 
     68 

/opt/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 

/opt/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)

/opt/sage/local/lib/python2.6/site-packages/sage/all.py in <module>()
     62 get_sigs()
     63 
---> 64 from sage.misc.all       import *         # takes a while
     65 
     66 from sage.misc.sh import sh

/opt/sage/local/lib/python2.6/site-packages/sage/misc/all.py in <module>()
     68 from sage_eval import sage_eval, sageobj
     69 
---> 70 from sage_input import sage_input
     71 
     72 from cython import cython_lambda, cython_create_local_so

/opt/sage/local/lib/python2.6/site-packages/sage/misc/sage_input.py in <module>()
    161 """
    162 
--> 163 from sage.misc.functional import parent
    164 import math
    165 

/opt/sage/local/lib/python2.6/site-packages/sage/misc/functional.py in <module>()
     35 
     36 
---> 37 from sage.rings.complex_double import CDF
     38 from sage.rings.real_double import RDF, RealDoubleElement
     39 

/opt/sage/local/bin/complex_double.pyx in sage.rings.complex_double (sage/rings/complex_double.c:13818)()

/opt/sage/local/lib/python2.6/site-packages/sage/rings/complex_field.py in ComplexField(prec, names)
     84         if not C is None:
     85             return C
---> 86     C = ComplexField_class(prec)
     87     cache[prec] = weakref.ref(C)
     88     return C

/opt/sage/local/lib/python2.6/site-packages/sage/rings/complex_field.py in __init__(self, prec)
    175         ParentWithGens.__init__(self, self._real_field(), ('I',), False)
    176 #        self._populate_coercion_lists_()

--> 177         self._populate_coercion_lists_(coerce_list=[complex_number.RRtoCC(self._real_field(), self)])
    178 
    179     def __reduce__(self):

/opt/sage/local/lib/python2.6/site-packages/sage/rings/complex_number.so in sage.rings.complex_number.RRtoCC.__init__ (sage/rings/complex_number.c:13046)()

/opt/sage/local/lib/python2.6/site-packages/sage/rings/complex_number.so in sage.rings.complex_number.ComplexNumber.__init__ (sage/rings/complex_number.c:3183)()

/opt/sage/local/lib/python2.6/site-packages/sage/structure/parent.so in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:4241)()

/opt/sage/local/lib/python2.6/site-packages/sage/categories/map.so in sage.categories.map.Map._call_ (sage/categories/map.c:3481)()

NotImplementedError: <type 'sage.rings.real_mpfr.int_toRR'>
Error importing ipy_profile_sage - perhaps you should run %upgrade?
WARNING: Loading of ipy_profile_sage failed.