On Wed, Apr 22, 2009 at 11:16:18AM +0200, Ali Mesforush wrote: > Anders Logg wrote: >> On Wed, Apr 22, 2009 at 09:57:55AM +0200, Ali Mesforush wrote: >> >>> Hello >>> I installed fenics on my ubuntu 8.10. It worked good for 3 days, but >>> today when I tried to run demo.py I got >>> >>> a...@ali-laptop:~/Desktop/Python$ python demo.py >>> Traceback (most recent call last): >>> File "demo.py", line 1, in <module> >>> from dolfin import * >>> File "/usr/lib/python2.5/site-packages/dolfin/__init__.py", line 21, >>> in <module> >>> from ffc import * >>> File "/usr/lib/python2.5/site-packages/ffc/__init__.py", line 23, in >>> <module> >>> from ffc.compiler.uflcompiler import compile as compile_ufl >>> File "/usr/lib/python2.5/site-packages/ffc/compiler/uflcompiler.py", >>> line 30, in <module> >>> from ufl.algorithms import validate_form, >>> extract_max_quadrature_element_degree, estimate_max_polynomial_degree >>> ImportError: cannot import name extract_max_quadrature_element_degree >>> a...@ali-laptop:~/Desktop/Python$ >>> >>> What is thid and how can I solve it? >>> Regards >>> /Ali >>> >> >> You must have updated one or more of your packages. >> >> Looks like you have updated FFC (but not UFL) and not to the latest >> version. The file uflcompiler.py is not there in the latest hg >> version. >> >> If you want a working installation, stay on the stable version for a >> couple of more days. DOLFIN is currently broken as part of the >> transition to UFL. >> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> FFC-dev mailing list >> [email protected] >> http://www.fenics.org/mailman/listinfo/ffc-dev >> > > > > How can I back to the stable version?
You can use Dorsal to do that. -- Anders
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