Redmine

Whenever anyone in our organization tries to watch an issue by clicking the "Watch" icon/button, the operation fails silently (to the user). The logs contain this error:

Started POST "/watchers/watch?object_id=20628&object_type=issue" for 10.5.0.198 at 2013-02-19 16:03:51 -0500

REXML::ParseException (#<RuntimeError: Illegal character '&' in raw string "project_id=undefined&authenticity_token={token}">
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/text.rb:154:in `block in check'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/text.rb:152:in `scan'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/text.rb:152:in `check'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/text.rb:119:in `initialize'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/parsers/treeparser.rb:46:in `new'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/parsers/treeparser.rb:46:in `parse'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/document.rb:231:in `build'
/usr/local/rvm/rubies/ruby-1.9.3-p374/lib/ruby/1.9.1/rexml/document.rb:43:in `initialize'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/xml_mini/rexml.rb:30:in `new'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/xml_mini/rexml.rb:30:in `parse'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/xml_mini.rb:80:in `parse'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/core_ext/hash/conversions.rb:98:in `from_xml'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/params_parser.rb:41:in `parse_formatted_parameters'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/params_parser.rb:17:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/flash.rb:242:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-1.4.4/lib/rack/session/abstract/id.rb:210:in `context'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-1.4.4/lib/rack/session/abstract/id.rb:205:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/cookies.rb:341:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activerecord-3.2.11/lib/active_record/query_cache.rb:64:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activerecord-3.2.11/lib/active_record/connection_adapters/abstract/connection_pool.rb:479:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/callbacks.rb:28:in `block in call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/callbacks.rb:405:in `_run__2398120231800232602__call__4024316422903136015__callbacks'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/callbacks.rb:405:in `__run_callback'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/callbacks.rb:385:in `_run_call_callbacks'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/callbacks.rb:81:in `run_callbacks'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/callbacks.rb:27:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/remote_ip.rb:31:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/debug_exceptions.rb:16:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/show_exceptions.rb:56:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/rack/logger.rb:32:in `call_app'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/rack/logger.rb:16:in `block in call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/tagged_logging.rb:22:in `tagged'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/rack/logger.rb:16:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/request_id.rb:22:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-1.4.4/lib/rack/methodoverride.rb:21:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-1.4.4/lib/rack/runtime.rb:17:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/activesupport-3.2.11/lib/active_support/cache/strategy/local_cache.rb:72:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-1.4.4/lib/rack/lock.rb:15:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/actionpack-3.2.11/lib/action_dispatch/middleware/static.rb:62:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-cache-1.2/lib/rack/cache/context.rb:136:in `forward'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-cache-1.2/lib/rack/cache/context.rb:143:in `pass'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-cache-1.2/lib/rack/cache/context.rb:155:in `invalidate'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-cache-1.2/lib/rack/cache/context.rb:71:in `call!'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/rack-cache-1.2/lib/rack/cache/context.rb:51:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/engine.rb:479:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/application.rb:223:in `call'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/railties-3.2.11/lib/rails/railtie/configurable.rb:30:in `method_missing'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/rack/request_handler.rb:96:in `process_request'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_request_handler.rb:516:in `accept_and_process_next_request'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_request_handler.rb:274:in `main_loop'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/rack/application_spawner.rb:206:in `start_request_handler'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/rack/application_spawner.rb:171:in `block in handle_spawn_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/utils.rb:470:in `safe_fork'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/rack/application_spawner.rb:166:in `handle_spawn_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server.rb:180:in `start'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/rack/application_spawner.rb:129:in `start'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/spawn_manager.rb:253:in `block (2 levels) in spawn_rack_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server_collection.rb:132:in `lookup_or_add'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/spawn_manager.rb:246:in `block in spawn_rack_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server_collection.rb:82:in `block in synchronize'
<internal:prelude>:10:in `synchronize'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/spawn_manager.rb:244:in `spawn_rack_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/spawn_manager.rb:137:in `spawn_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/spawn_manager.rb:275:in `handle_spawn_application'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
/usr/local/rvm/gems/ruby-1.9.3-p374/gems/passenger-3.0.19/helper-scripts/passenger-spawn-server:99:in `<main>'

Here are the details of our installation:

Environment:
  Redmine version                          2.2.2.stable
  Ruby version                             1.9.3 (x86_64-linux)
  Rails version                            3.2.11
  Environment                              production
  Database adapter                         Mysql2
Redmine plugins:
  redmine_backlogs                         v0.9.35
  redmine_internal_macros                0.0.3
  redmine_internal_ui                    0.0.2
  redmine_release_calendar                 0.0.1