Hi Riccardo, It's probably useful if you specify the computer you are using (GNU/Linux, mac, windows). And i bet you have to install a new compiler which is built to produce 32-bit binaries but in my amazing ignorance i don't know if this kind of output can be controlled by a flag. dan On Wed, Apr 8, 2009 at 8:08 AM, Riccardo FABBRIS <riccardo.fabbris@xxxxxxxxxxxxxxxxx> wrote: > Hi all, > I'm newbie with programming and compiling and I need a help. > I had an error pretty common (the one written as object) installing a program on a computer, but, with the same compiler (gcc-4.1) and using the same process I didn't had it on a previous computer. > Looking on forums I understood is a problem of gcc 64 bits. > How can I change my compiler to 32 bits? > Thanks everybody > Riccardo