errors perplexing transform flush gems 2.0.1


i am perplexing set myself adult mac learn flush rails, however i seem carrying problems. i try run commands such ./script/server, i this:




rails requires rubygems >= 0.9.4 (you have 0.9.2). greatfully gem transform --system try again.




when i run "gem update.." i this:




updating rubygems...
attempting remote transform rubygems-update
error: while executing gem ... (errno::eacces)
assent denied - /opt/local/lib/ruby/gems/1.8/cache/rubygems-update-1.3.0.gem




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