[SciPy-user] No module named _umfpack

Ron Kneusel oneelkruns at hotmail.com
Mon Apr 17 08:22:55 CDT 2006


I'm building numpy and scipy according to the directions on the web site 
(Steve Baum's doc).  Everything works fine and compiles properly.  When I 
load scipy:

>>>import scipy

I'm told that there is no module named '_umfpack'.

Looking through the archives I see a recent post where someone said that 
setup.py for linsolve was screwy and was building __umfpack instead of 

What the post didn't mention is how to fix this error.  What needs to be 



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