Ongelmia...

Mitä on vialla, kun rails ei toimi enää?

$ rails
-bash: /opt/local/bin/rails: /opt/local/bin/ruby: bad interpreter: No such file or directory

$ whereis rails
/usr/bin/rails

$ /usr/bin/rails -v
/Library/Ruby/Site/1.8/rubygems.rb:777:in `report_activate_error': RubyGem version error: activesupport(1.4.4 not = 3.0.0.beta) (Gem::LoadError)
from /Library/Ruby/Site/1.8/rubygems.rb:211:in `activate'
from /Library/Ruby/Site/1.8/rubygems.rb:246:in `activate'
from /Library/Ruby/Site/1.8/rubygems.rb:245:in `each'
from /Library/Ruby/Site/1.8/rubygems.rb:245:in `activate'
from /Library/Ruby/Site/1.8/rubygems.rb:1056:in `gem'
from /usr/bin/rails:18


$ ruby -v
ruby 1.8.7 (2008-08-11 patchlevel 72) [universal-darwin10.0]


$ gem list

*** LOCAL GEMS ***

abstract (1.0.0)
actionmailer (2.3.5, 2.2.2, 1.3.6)
actionpack (2.3.5, 2.2.2, 1.13.6)
actionwebservice (1.2.6)
activerecord (2.3.5, 2.2.2, 1.15.6)
activeresource (2.3.5, 2.2.2)
activesupport (2.3.5, 2.2.2, 1.4.4)
acts_as_ferret (0.4.4, 0.4.3)
arel (0.2.pre)
builder (2.1.2)
bundler (0.9.4)
capistrano (2.5.17, 2.5.10, 2.5.2)
cgi_multipart_eof_fix (2.5.0)
daemons (1.0.10)
dnssd (1.3.1, 0.6.0)
erubis (2.6.5)
fastthread (1.0.7, 1.0.1)
fcgi (0.8.8, 0.8.7)
ferret (0.11.6)
gem_plugin (0.2.3)
highline (1.5.2, 1.5.1, 1.5.0)
hpricot (0.8.2, 0.6.164)
i18n (0.3.5, 0.3.3)
libxml-ruby (1.1.3, 1.1.2)
mail (2.1.3, 2.1.2)
memcache-client (1.7.8)
mime-types (1.16)
mongrel (1.1.5)
needle (1.3.0)
net-scp (1.0.2, 1.0.1)
net-sftp (2.0.4, 2.0.1, 1.1.1)
net-ssh (2.0.20, 2.0.17, 2.0.16, 2.0.4, 1.1.4)
net-ssh-gateway (1.0.1, 1.0.0)
rack (1.1.0, 1.0.1)
rack-mount (0.6.0, 0.5.0, 0.4.5)
rack-test (0.5.3)
rails (2.3.5, 2.2.2, 1.2.6)
railties (3.0.0.beta)
rake (0.8.7, 0.8.3)
RedCloth (4.2.3, 4.2.2, 4.1.1)
ruby-openid (2.1.7, 2.1.2)
ruby-yadis (0.3.4)
rubygems-update (1.3.6, 1.3.5)
rubynode (0.1.5)
sqlite3-ruby (1.2.5, 1.2.4)
termios (0.9.4)
text-format (1.0.0)
text-hyphen (1.0.0)
thor (0.13.4, 0.13.1)
tzinfo (0.3.16)
xmpp4r (0.5, 0.4)