What version of ruby-oci8 do you use? What type of ruby-oci8 package do you use? Could you list *all* files whose name starts with oci8 under C:\Ruby? On Tue, Mar 30, 2010 at 10:02 PM, Will Raffaele <wgr6 / hotmail.com> wrote: > irb(main):002:0> require 'oci8' > LoadError: no such file to load -- oci8lib_18 > ¨Âòïú¯Òõâù¯ìéâ¯òõâù¯óéôåßòõâù¯±®¸¯òõâùçåíó¯ãõóôïíßòåñõéòå®ò⺳±ºé> `gem_original_require' > ¨Âòïú¯Òõâù¯ìéâ¯òõâù¯óéôåßòõâù¯±®¸¯òõâùçåíó¯ãõóôïíßòåñõéòå®ò⺳±ºé> `require' > ¨Âòïú¯Òõâù¯ìéâ¯òõâù¯óéôåßòõâù¯±®¸¯ïã鸮ò⺲ You wrote 'gem install ruby-oci8 -v 1.0.4' but C:/Ruby/lib/ruby/site_ruby/1.8/oci8.rb is a part of ruby-oci8 2.0 because it requires oci8lib_18. I guess that you mix some ruby-oci8 versions and package types.