rake db:migrate during ASI installation fails when using ruby1.9, potential UTF8 error

[randomm]

We are getting a potential UTF8 error when running rake db:migrate during ASI installation. This is the error output:

(in /opt/asi)
Warning: Error loading /opt/asi/app/models/person.rb
Warning: Error loading /opt/asi/app/models/collection.rb
Warning: Error loading /opt/asi/app/models/channel.rb
Warning: Error loading /opt/asi/app/models/message.rb
Warning: Error loading /opt/asi/app/models/group_search_handle.rb
rake aborted!
/opt/asi/app/models/user_mailer.rb:13: invalid multibyte char (US-ASCII)
/opt/asi/app/models/user_mailer.rb:13: invalid multibyte char (US-ASCII)
/opt/asi/app/models/user_mailer.rb:13: syntax error, unexpected $end, expecting keyword_end
...nt.realname || client.name}-käyttäjäksi! | Welcome to #{c...
... ^
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:380:in load' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:380:inblock in load_file'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:521:in new_constants_in' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:379:inload_file'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:259:in require_or_load' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:425:inload_missing_constant'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:80:in const_missing_with_dependencies' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:92:inconst_missing'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/inflector.rb:372:in const_get' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/inflector.rb:372:inblock in constantize'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/inflector.rb:371:in each' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/inflector.rb:371:inconstantize'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/core_ext/string/inflections.rb:162:in constantize' /opt/asi/vendor/plugins/thinking-sphinx/lib/thinking_sphinx/configuration.rb:172:inblock (2 levels) in load_models'
/opt/asi/vendor/plugins/thinking-sphinx/lib/thinking_sphinx/configuration.rb:163:in each' /opt/asi/vendor/plugins/thinking-sphinx/lib/thinking_sphinx/configuration.rb:163:inblock in load_models'
/opt/asi/vendor/plugins/thinking-sphinx/lib/thinking_sphinx/configuration.rb:162:in each' /opt/asi/vendor/plugins/thinking-sphinx/lib/thinking_sphinx/configuration.rb:162:inload_models'
/opt/asi/vendor/plugins/thinking-sphinx/rails/init.rb:13:in block (2 levels) in evaluate_init_rb' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:182:incall'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:182:in evaluate_method' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:166:incall'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:90:in block in run' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:90:ineach'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:90:in run' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/callbacks.rb:276:inrun_callbacks'
/usr/local/lib/ruby/gems/1.9.1/gems/actionpack-2.3.2/lib/action_controller/dispatcher.rb:52:in run_prepare_callbacks' /usr/local/lib/ruby/gems/1.9.1/gems/rails-2.3.2/lib/initializer.rb:609:inprepare_dispatcher'
/usr/local/lib/ruby/gems/1.9.1/gems/rails-2.3.2/lib/initializer.rb:183:in process' /usr/local/lib/ruby/gems/1.9.1/gems/rails-2.3.2/lib/initializer.rb:113:inrun'
/opt/asi/config/environment.rb:23:in <top (required)>' <internal:lib/rubygems/custom_require>:29:inrequire'
internal:lib/rubygems/custom_require:29:in require' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:156:inblock in require'
/usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:521:in new_constants_in' /usr/local/lib/ruby/gems/1.9.1/gems/activesupport-2.3.2/lib/active_support/dependencies.rb:156:inrequire'
/usr/local/lib/ruby/gems/1.9.1/gems/rails-2.3.2/lib/tasks/misc.rake:4:in block in <top (required)>' /usr/local/lib/ruby/1.9.1/rake.rb:634:incall'
/usr/local/lib/ruby/1.9.1/rake.rb:634:in block in execute' /usr/local/lib/ruby/1.9.1/rake.rb:629:ineach'
/usr/local/lib/ruby/1.9.1/rake.rb:629:in execute' /usr/local/lib/ruby/1.9.1/rake.rb:595:inblock in invoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/monitor.rb:201:in mon_synchronize' /usr/local/lib/ruby/1.9.1/rake.rb:588:ininvoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/rake.rb:605:in block in invoke_prerequisites' /usr/local/lib/ruby/1.9.1/rake.rb:602:ineach'
/usr/local/lib/ruby/1.9.1/rake.rb:602:in invoke_prerequisites' /usr/local/lib/ruby/1.9.1/rake.rb:594:inblock in invoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/monitor.rb:201:in mon_synchronize' /usr/local/lib/ruby/1.9.1/rake.rb:588:ininvoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/rake.rb:581:in invoke' /usr/local/lib/ruby/1.9.1/rake.rb:2041:ininvoke_task'
/usr/local/lib/ruby/1.9.1/rake.rb:2019:in block (2 levels) in top_level' /usr/local/lib/ruby/1.9.1/rake.rb:2019:ineach'
/usr/local/lib/ruby/1.9.1/rake.rb:2019:in block in top_level' /usr/local/lib/ruby/1.9.1/rake.rb:2058:instandard_exception_handling'
/usr/local/lib/ruby/1.9.1/rake.rb:2013:in top_level' /usr/local/lib/ruby/1.9.1/rake.rb:1992:inrun'
/usr/local/bin/rake:31:in `

'

[randomm]

Using ruby1.9 seems to break quite a few things, so meanwhile I'll revert back to using ruby1.8 on the Berkeley / ICSI server just to get ASI up and running. However, we have to do something about this rather soon!