On Feb 5, 2008 10:16 AM, Scott Ehrlich <scott at mit.edu> wrote: > On Tue, 5 Feb 2008, Rozsa Sandor wrote: > > > Hi people, > > > > I have a 64 bit Centos machine. My problem is that I can't run 32 bit applications on that. I can compile with the 32 bit option my sources, but when I'm trying to run them I obtain the following error message: > > > > -bash: ./a.out: cannot execute binary file > > And the file a.out returns the following: > > a.out: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for GNU/Linux 2.6.9, dynamically linked (uses shared libs), for GNU/Linux 2.6.9, not stripped > > > > Any suggestions what I have to install or any links. > > A shot in the dark, but have you tried installing the compat libraries? > Maybe something as simple as yum install compat* A more targeted approach: run "ldd a.out" and see what 32-bit libraries your 32-bit binary is expecting to have available. -- Jeff