一筋縄ではいかない。

テスト用のDebian環境に開発中のRails appをコピーして動かしてみるとAP4Rが動かず。

user@debian:~/trunk$ ruby script/mongrel_ap4r start -A config/queues_pgsql.cfg
** Starting AP4R Handler with config/queues_pgsql.cfg
Loaded queues configuration from: /home/user/trunk/config/queues_pgsql.cfg
Error in starting queue-manager No message store 'postgresql' available (note: case is not important)
/var/lib/gems/1.8/gems/reliable-msg-1.1.0/lib/reliable-msg/message-store.rb:148:in `configure'
/var/lib/gems/1.8/gems/reliable-msg-1.1.0/lib/reliable-msg/queue-manager.rb:230:in `start_original'
/var/lib/gems/1.8/gems/reliable-msg-1.1.0/lib/reliable-msg/queue-manager.rb:217:in `synchronize'
/var/lib/gems/1.8/gems/reliable-msg-1.1.0/lib/reliable-msg/queue-manager.rb:217:in `start_original'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/queue_manager_ext.rb:117:in `start'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/queue_manager_ext.rb:115:in `synchronize'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/queue_manager_ext.rb:115:in `start'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel.rb:66:in `initialize'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:118:in `new'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:118:in `cloaker_'
/var/lib/gems/1.8/gems/mongrel-1.0.1/lib/mongrel/configurator.rb:138:in `call'
/var/lib/gems/1.8/gems/mongrel-1.0.1/lib/mongrel/configurator.rb:138:in `listener'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:116:in `cloaker_'
/var/lib/gems/1.8/gems/mongrel-1.0.1/lib/mongrel/configurator.rb:51:in `call'
/var/lib/gems/1.8/gems/mongrel-1.0.1/lib/mongrel/configurator.rb:51:in `initialize'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:107:in `new'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:107:in `run'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:246:in `main'
/var/lib/gems/1.8/gems/ap4r-0.3.2/lib/ap4r/mongrel_ap4r.rb:256
/var/lib/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:488:in `load'
/var/lib/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:488:in `load'
/var/lib/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:342:in `new_constants_in'
/var/lib/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:488:in `load'
script/mongrel_ap4r:4
** Signals ready.  TERM => stop.  USR2 => restart.  INT => stop (no restart).
** Mongrel available at 0.0.0.0:7438
** Use CTRL-C to stop.
** Mongrel start up process completed.

svn headなので"No message store 'postgresql' available"と言われるはずないのだけど、何が起こっているのでしょうか。