Bitnami GitLab 5.2.0: gitlab_sidekiq no se está ejecutando y no se pudo iniciar

Estamos usandoBitnami GitLab 5.2.0.
Nos dimos cuenta de que no podemos ingresar a un nuevo repositorio, como

git@192.168.133.10:sandbox/testgit2.git,

Pero podemos trabajar con los viejos. Una investigación más cercana mostró que gitlab_sidekiq no se está ejecutando.

/opt/bitnami/ctlscript.sh restart gitlab_sidekiq

gitlab_sidekiq no pudo ser iniciado

Donde mirar Deberíaactualizar ¿primero?

ACTUALIZACIÓN: El servidor Bitnami GitLab 5.2 se descompone: no se puede insertar código en nuevos repositorios. (Mientras que los repositorios antiguos no se ven afectados)

TestProject4>git remote add origin git
@192.168.133.10:sandbox/testproject4.git

TestProject4>git push -u origin master

fatal: '/opt/bitnami/apps/gitlab/repositories/sandbox/testproject4.git' does not  appear to be a git repository
fatal: The remote end hung up unexpectedly

ACTUALIZAR CON RESPUESTAS:

Estoy usando una máquina virtual en VirtualBox en mi PC (en 1 equipo como piloto moviendo la VM a algún host de VM) Sí, modifiqué gitlab.yml

/opt/bitnami/apps/gitlab/htdocs/log/sidekiq.log tiene estas líneas en repetición, por lo que deberían dar una pista (parece algo malo cuando se lee un archivo)

DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will be removed in Rails 4.0. Move them out and bundle them in your Gemfile, or fold them in to your app as lib/myplugin/* and config/initializers/myplugin.rb. See the release notes for more on this: http://weblog.rubyonrails.org/2012/1/4/rails-3-2-0-rc2-has-been-released. (called from <top (required)> at /opt/bitnami/apps/gitlab/htdocs/config/environment.rb:5)
/opt/bitnami/ruby/lib/ruby/1.9.1/psych.rb:203:in `parse': (<unknown>): found character that cannot start any token while scanning for the next token at line 73 column 1 (Psych::SyntaxError)
    from /opt/bitnami/ruby/lib/ruby/1.9.1/psych.rb:203:in `parse_stream'
    from /opt/bitnami/ruby/lib/ruby/1.9.1/psych.rb:151:in `parse'
    from /opt/bitnami/ruby/lib/ruby/1.9.1/psych.rb:127:in `load'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/settingslogic-2.0.8/lib/settingslogic.rb:113:in `initialize'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/settingslogic-2.0.8/lib/settingslogic.rb:71:in `new'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/settingslogic-2.0.8/lib/settingslogic.rb:71:in `instance'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/settingslogic-2.0.8/lib/settingslogic.rb:48:in `[]'
    from /opt/bitnami/apps/gitlab/htdocs/config/initializers/1_settings.rb:38:in `<top (required)>'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:245:in `load'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:245:in `block in load'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:245:in `load'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:588:in `block (2 levels) in <class:Engine>'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:587:in `each'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:587:in `block in <class:Engine>'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `instance_exec'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `run'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:55:in `block in run_initializers'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `each'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `run_initializers'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/application.rb:136:in `initialize!'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:30:in `method_missing'
    from /opt/bitnami/apps/gitlab/htdocs/config/environment.rb:5:in `<top (required)>'
    from /opt/bitnami/ruby/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:55:in `require'
    from /opt/bitnami/ruby/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:55:in `require'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/sidekiq-2.8.0/lib/sidekiq/cli.rb:199:in `boot_system'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/sidekiq-2.8.0/lib/sidekiq/cli.rb:47:in `parse'
    from /opt/bitnami/ruby/lib/ruby/gems/1.9.1/gems/sidekiq-2.8.0/bin/sidekiq:7:in `<top (required)>'
    from /opt/bitnami/ruby/bin/sidekiq:23:in `load'
    from /opt/bitnami/ruby/bin/sidekiq:23:in `<main>'

GitLab dice que requiere rubí 1.9.3, pero aquí veo 1.9.1. ¿Puede eso ser problema?