smart-lv2 error

[ pid=30190 thr=9726520 file=utils.rb:176 time=2011-08-08 17:47:57.433 ]: *** Exception PGError in application (server closed the connection unexpectedly
	This probably means the server terminated abnormally
	before or while processing the request.
) (process 30190, thread #<Thread:0x0000000128d470>):
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/postgresql_adapter.rb:272:in `exec'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/postgresql_adapter.rb:272:in `block in clear_cache!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/postgresql_adapter.rb:271:in `each_value'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/postgresql_adapter.rb:271:in `clear_cache!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/postgresql_adapter.rb:299:in `disconnect!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:201:in `block in disconnect!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:200:in `each'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:200:in `disconnect!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activesupport-3.1.0.rc5/lib/active_support/core_ext/module/synchronization.rb:35:in `block in disconnect_with_synchronization!'
	from /usr/local/rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activesupport-3.1.0.rc5/lib/active_support/core_ext/module/synchronization.rb:34:in `disconnect_with_synchronization!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:384:in `block in clear_all_connections!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:384:in `each_value'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_pool.rb:384:in `clear_all_connections!'
	from /mnt/nrimovies-production/shared/bundle/ruby/1.9.1/gems/activerecord-3.1.0.rc5/lib/active_record/connection_adapters/abstract/connection_specification.rb:119:in `clear_all_connections!'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/utils.rb:398:in `before_handling_requests'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/classic_rails/application_spawner.rb:320:in `start_request_handler'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/classic_rails/application_spawner.rb:275:in `block in handle_spawn_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/utils.rb:479:in `safe_fork'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/classic_rails/application_spawner.rb:270:in `handle_spawn_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server.rb:180:in `start'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/classic_rails/application_spawner.rb:149:in `start'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/spawn_manager.rb:219:in `block (2 levels) in spawn_rails_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server_collection.rb:132:in `lookup_or_add'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/spawn_manager.rb:214:in `block in spawn_rails_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server_collection.rb:82:in `block in synchronize'
	from <internal:prelude>:10:in `synchronize'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/spawn_manager.rb:213:in `spawn_rails_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/spawn_manager.rb:132:in `spawn_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/spawn_manager.rb:275:in `handle_spawn_application'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
	from /usr/local/rvm/gems/ruby-1.9.2-p180/gems/passenger-3.0.8/helper-scripts/passenger-spawn-server:99:in `<main>'