Redmine

I'm aware that Redmine is not yet supported on Ruby 1.9, however I have been running it without any issue except this, thus I figured a ticket might be useful when 1.9 support is looked at:

www-data@merlin:~/redmine$ RAILS_ENV=production rake redmine:fetch_changesets
(in /var/www/redmine)
broken pipe
rake aborted!
undefined method `last' for nil:NilClass
/var/www/redmine/lib/redmine/scm/adapters/mercurial_adapter.rb:73:in `info'
/var/www/redmine/app/models/repository/mercurial.rb:71:in `fetch_changesets'
/var/www/redmine/vendor/rails/activerecord/lib/active_record/associations/association_proxy.rb:217:in `method_missing'
/var/www/redmine/app/models/repository.rb:176:in `block in fetch_changesets'
/var/www/redmine/app/models/repository.rb:174:in `each'
/var/www/redmine/app/models/repository.rb:174:in `fetch_changesets'
/var/www/redmine/lib/tasks/fetch_changesets.rake:22:in `block (2 levels) in <top (required)>'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:634:in `call'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:634:in `block in execute'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:629:in `each'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:629:in `execute'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:595:in `block in invoke_with_call_chain'
/opt/ruby1.9/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:581:in `invoke'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2041:in `invoke_task'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2019:in `block (2 levels) in top_level'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2019:in `each'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2019:in `block in top_level'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2058:in `standard_exception_handling'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:2013:in `top_level'
/opt/ruby1.9/lib/ruby/1.9.1/rake.rb:1992:in `run'
/opt/ruby1.9/bin/rake:31:in `<main>'

Environment:

From Information: "Redmine 1.1.2.stable (PostgreSQL)" 

From Host System:
www-data@merlin:~/redmine$ uname -a
Linux merlin 2.6.24-19-server #1 SMP Wed Aug 20 18:43:06 UTC 2008 x86_64 GNU/Linux
www-data@merlin:~/redmine$ cat /etc/debian_version
lenny/sid
www-data@merlin:~/redmine$ ruby -v
ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-linux]
www-data@merlin:~/redmine$ gem list

*** LOCAL GEMS ***

abstract (1.0.0)
actionmailer (3.0.5, 2.3.5, 1.2.1)
actionpack (3.0.5, 2.3.5, 1.12.1)
actionwebservice (1.1.2)
activemodel (3.0.5)
activerecord (3.0.5, 2.3.5, 1.14.2)
activeresource (3.0.5, 2.3.5)
activesupport (3.0.5, 2.3.5, 1.3.1)
arel (2.0.9)
builder (2.1.2)
bundler (1.0.10)
cancan (1.6.3)
cgi_multipart_eof_fix (2.5.0)
daemon_controller (0.2.6)
daemons (1.1.1, 1.0.10)
erubis (2.6.6)
fastthread (1.0.7)
file-tail (1.0.5)
gem_plugin (0.2.3)
i18n (0.5.0, 0.4.2)
jquery-rails (0.2.7)
jquery-validator (0.3.0)
mail (2.2.15)
mime-types (1.16)
minitest (1.6.0)
mongrel (1.2.0.pre2)
mongrel_cluster (1.0.5)
passenger (3.0.5)
pg (0.10.1)
polyglot (0.3.1)
rack (1.2.2, 1.0.1)
rack-mount (0.6.14)
rack-test (0.5.7)
rails (3.0.5, 2.3.5, 1.1.2)
railties (3.0.5)
rake (0.8.7)
rdoc (2.5.8)
RedCloth (3.0.4)
spruz (0.2.5)
thor (0.14.6)
treetop (1.4.9)
tzinfo (0.3.25)