On Wed, Jun 20, 2012 at 05:48:12PM +0200, Andras Horvath wrote: > # ldd ./lib-dynload/pyexpat.so > ./lib-dynload/pyexpat.so: /lib/libexpat.so.1: no version information available (required by ./lib-dynload/pyexpat.so) > linux-vdso.so.1 => (0x00007fff123ff000) > libexpat.so.1 => /lib/libexpat.so.1 (0x00007f01614d4000) > libpython2.6.so.1.0 => /usr/lib64/libpython2.6.so.1.0 (0x00007f016111a000) > libpthread.so.0 => /lib/libpthread.so.0 (0x00007f0160efd000) > libc.so.6 => /lib/libc.so.6 (0x00007f0160b6d000) > libdl.so.2 => /lib/libdl.so.2 (0x00007f0160969000) > libutil.so.1 => /lib/libutil.so.1 (0x00007f0160765000) > libm.so.6 => /lib/libm.so.6 (0x00007f01604e1000) > /lib64/ld-linux-x86-64.so.2 (0x0000003f21e00000) your /usr/lib64/python2.6/lib-dynload/pyexpat.so requires 32 bits libs (in /lib not /lib64) that's not right at all. Tru -- Dr Tru Huynh | http://www.pasteur.fr/recherche/unites/Binfs/ mailto:[log in to unmask] | tel/fax +33 1 45 68 87 37/19 Institut Pasteur, 25-28 rue du Docteur Roux, 75724 Paris CEDEX 15 France