Salem, I am new on FreeRadius, I tried to build it from sources on ubuntu 8.04, when I run ./configure all is OK, but when I run make I have got this error: /home/kouka/Desktop/freeradius-server-2.1.2/src/freeradius-devel/modpriv.h:9:18: error: ltdl.h: No such file or directory In file included from listen.c:29: Any idea? from where I can got this ltdl.h? Regards -- ------------------------------------------------ عبد المنعم كوكة Abdelmonam Kouka Software Engineer GNU/Linux user #450141 GPG Fingerprint: EC21 1E4E 5B0C E4E7 0D64 3305 0D62 75C9 2C15 16E0 ================================================ "Some people see things as they are and say why. I dream things that never were and say why not?" [George Bernard Shaw] ================================================ http://www.ubuntume.com/ http://arabeyes.org/ http://www.ubuntu-tn.org/