Michael Steinfeld wrote: > did you install the mysql adapter gem? That's where the problem is coming. I tried doing that in both manner: gem install mysql and as shown here : http://www.notsostupid.com/blog/2007/10/25/ruby-leopard-and-gems/ Both result in : Building native extensions. This could take a while... ERROR: While executing gem ... (Gem::Installer::ExtensionBuildError) ERROR: Failed to build gem native extension. ruby extconf.rb install mysql checking for mysql_query() in -lmysqlclient... no checking for main() in -lm... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lz... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lsocket... no checking for mysql_query() in -lmysqlclient... no checking for main() in -lnsl... no checking for mysql_query() in -lmysqlclient... no *** extconf.rb failed *** Appreciate your response. Thanks in advance. Aashish -- Posted via http://www.ruby-forum.com/.