problem with lapack_lite / BLAS

Albert Strasheim fullung at gmail.com
Sat Oct 7 07:20:06 CDT 2006


Hello all

> -----Original Message-----
> From: numpy-discussion-bounces at lists.sourceforge.net [mailto:numpy-
> discussion-bounces at lists.sourceforge.net] On Behalf Of Karol Langner
> Sent: 07 October 2006 14:07
> To: NumPy List
> Subject: [Numpy-discussion] problem with lapack_lite / BLAS
> 
> Dear list,
> 
>  I'm trying to compile ATLAS 3.6.0 and LAPACK 3.0 (+ update) and use them
> with
> the latest numpy (checked out today). Installation seems to be fine, all
> the
> libraries are detected. When I import numpy, however, I get this:
> 
> <snip>
> ImportError: /home/langner/apps/python/lib/python2.5/site-
> packages/numpy/linalg/lapack_lite.so:
> undefined symbol: xerbla_
> 
> Does anyone know where this comes from?

xerbla is an error handler for the LAPACK routines. Make sure you included
xerbla.f when building your LAPACK library. Check the symbols included in
the library with strings or objdump.

Hope this helps.

Cheers,

Albert


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