If you don't need to build from source, you can try installing xsp from the repo: yum install mono-addon-xsp -- View this message in context: http://mono.1490590.n4.nabble.com/Can-t-compile-XSP-2-10-on-CentOS-5-6-tp3663906p3664297.html Sent from the Mono - General mailing list archive at Nabble.com.