Hi, I got this report from the "report a problem" form. Here in 4.2.1 on sage.math:
sage: K = ZZ.residue_field(2) sage: sage: dumps(K) --------------------------------------------------------------------------- TypeError Traceback (most recent call last) /home/schilly/.sage/temp/sage.math.washington.edu/16257/_home_schilly__sage_init_sage_0.py in <module>() /usr/local/sage/local/lib/python2.6/site-packages/sage/structure/sage_object.so in sage.structure.sage_object.dumps (sage/structure/sage_object.c:7951)() /usr/local/sage/local/lib/python2.6/site-packages/sage/rings/ring.so in sage.rings.ring.FiniteField.__reduce__ (sage/rings/ring.c:12833)() TypeError: 'NoneType' object is unsubscriptable --~--~---------~--~----~------------~-------~--~----~ To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---