Error after foreman upgrade to 1.0

Hi,

I'm quite new to foreman and I honestly haven't really got it to work yet.
I currently use puppet to manage a few of my hosts and I'm seeing foreman
more than a front-end to puppet than a provisionning service for now.

I was running 0.4.2 and I just updated to 1.0. I'm running RHEL5, fully
up-to-date. Description of the problem:

When I restarted foreman it looked OK, but I restarted it afterwards and
now I get this error and foreman won't start:

[root@server foreman]# /etc/init.d/foreman start
Starting foreman:
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/spec_set.rb:87:in
materialize': Could not find mime-types-1.16 in any of the sources (Bundler::GemNotFound) from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/spec_set.rb:81:inmap!'
from
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/spec_set.rb:81:in
materialize' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/definition.rb:90:inspecs'
from
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/definition.rb:135:in
specs_for' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/definition.rb:124:inrequested_specs'
from
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/environment.rb:23:in
requested_specs' from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler/runtime.rb:11:insetup'
from
/usr/lib/ruby/gems/1.8/gems/bundler-1.0.15/lib/bundler.rb:107:in setup' from /usr/share/foreman/config/boot.rb:14 from /usr/share/foreman/script/rails:5:inrequire'
from /usr/share/foreman/script/rails:5
[FAILED]
Relevant packages installed:

[root@server foreman]# rpm -qa | grep foreman
foreman-proxy-1.0.0-2.el5
foreman-mysql-1.0.1-1.el5
rubygem-foremancli-1.0-1.el5
foreman-ec2-1.0.1-1.el5
foreman-cli-1.0.1-1.el5
foreman-vmware-1.0.1-1.el5
foreman-mysql2-1.0.1-1.el5
foreman-release-1.0.1-1.el5
foreman-1.0.1-1.el5

[root@server foreman]# rpm -qa | grep ruby
ruby-mysql-2.7.3-1.el5
ruby-libs-1.8.7.357-1.el5
rubygem-i18n-0.5.0-1.el5
rubygem-safemode-1.0.1-1.el5
rubygem-apipie-rails-0.0.9-1.el5
rubygem-abstract-1.0.0-2.el5
rubygem-rails-3.0.15-1.el5
rubygem-formatador-0.2.1-1.el5
rubygem-json-1.6.6-2.el5
rubygem-net-ping-1.3.7-1.el5
libselinux-ruby-1.33.4-5.7.el5
rubygem-sinatra-1.0-2.el5
ruby-rdoc-1.8.7.357-1.el5
rubygem-sexp_processor-3.1.0-1.el5
rubygem-rack-test-0.5.7-2.el5
rubygem-ancestry-1.2.5-1.el5
rubygem-railties-3.0.15-1.el5
rubygem-treetop-1.4.10-1.el5
rubygem-ruby-hmac-0.4.0-1.el5
rubygem-rest-client-1.6.7-1.el5
ruby-shadow-1.4.1-7.el5
rubygem-sqlite3-ruby-1.2.4-1.el5
ruby-irb-1.8.7.357-1.el5
rubygem-rack-1.2.5-4.el5
rubygem-activemodel-3.0.15-1.el5
rubygem-thor-0.14.6-2.el5
rubygem-rack-mount-0.6.14-1.el5
rubygem-oauth-0.4.6-1.el5
rubygem-activerecord-3.0.15-1.el5
rubygem-audited-3.0.0.rc1-1.el5
rubygem-actionpack-3.0.15-1.el5
rubygem-multi_json-1.2.0-1.el5
rubygem-mail-2.3.3-2.el5
rubygem-net-ldap-0.3.1-1.el5
rubygem-foremancli-1.0-1.el5
rubygem-net-ssh-2.3.0-1.el5
rubygem-trollop-1.16.2-1.el5
rubygem-mysql2-0.2.18-1.el5
ruby-1.8.7.357-1.el5
rubygem-activesupport-3.0.15-1.el5
rubygem-builder-2.1.2-2.el5
rubygem-tzinfo-0.3.32-1.el5
rubygem-activeresource-3.0.15-1.el5
rubygem-bundler-1.0.15-1.el5
rubygem-arel-2.0.10-1.el5
rubygem-has_many_polymorphs-3.0.0.beta1-3.el5
rubygem-erubis-2.6.6-1.el5
rubygem-rabl-0.7.0-1.el5
rubygem-actionmailer-3.0.15-1.el5
rubygem-uuidtools-2.1.1-2.el5
rubygem-net-scp-1.0.4-1.el5
rubygem-rbvmomi-1.5.1-1.el5
ruby-augeas-0.4.1-1.el5
rubygems-1.8.10-1.el5
rubygem-ruby_parser-2.3.1-1.el5
rubygem-rdoc-3.12-2.el5
rubygem-scoped_search-2.3.7-1.el5
rubygem-polyglot-0.3.3-1.el5
rubygem-excon-0.14.0-1.el5
rubygem-mysql-2.8.1-2.el5
rubygem-mime-types-1.18-1.el5
rubygem-rake-0.9.2.2-2.el5
rubygem-ruby2ruby-1.3.1-1.el5
rubygem-will_paginate-3.0.3-1.el5
rubygem-audited-activerecord-3.0.0.rc1-1.el5
rubygem-jquery-rails-1.0.19-1.el5
rubygem-acts_as_audited-2.0.0-1.el5
rubygem-nokogiri-1.5.2-1.el5
rubygem-fog-1.4.0-1.el5

Please let me know if you need more info.

Thanks,

Ugo