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>rvm ruby -e "puts RUBY_VERSION" jruby-1.4.0: jruby 1.4.0 (ruby 1.8.7 patchlevel 174) (2009-11-02 69fbfa3) (Java HotSpot(TM) Client VM 1.6.0_03) [i386-java] 1.8.7 cp: cannot create regular file `/opt/rvm/ruby-1.8.8/.irbrc': Permission denied ruby-1.8.8: ruby 1.8.8dev (2009-11-16) [i686-linux] 1.8.8 cp: cannot create regular file `/opt/rvm/ruby-1.9.2-head/.irbrc': Permission denied ruby-1.9.2-head: ruby 1.9.2dev (2009-11-17) [i686-linux] Error loading gem paths on load path in gem_prelude can't modify frozen string <internal:gem_prelude>:70:in `force_encoding' <internal:gem_prelude>:70:in `set_home' <internal:gem_prelude>:38:in `dir' <internal:gem_prelude>:83:in `set_paths' <internal:gem_prelude>:47:in `path' <internal:gem_prelude>:227:in `push_all_highest_version_gems_on_load_path' <internal:gem_prelude>:301:in `<compiled>' 1.9.2

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