ActiveRecord::AssociationTypeMismatch Full Trace

gistfile1.txt

activerecord (3.1.0.rc8) lib/active_record/associations/association.rb:205:in `raise_on_type_mismatch'
activerecord (3.1.0.rc8) lib/active_record/associations/belongs_to_association.rb:6:in `replace'
activerecord (3.1.0.rc8) lib/active_record/associations/singular_association.rb:17:in `writer'
activerecord (3.1.0.rc8) lib/active_record/associations/builder/association.rb:49:in `block in define_writers'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1745:in `block in assign_attributes'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1741:in `each'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1741:in `assign_attributes'
activerecord (3.1.0.rc8) lib/active_record/associations/association.rb:237:in `block in build_record'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1563:in `initialize'
activerecord (3.1.0.rc8) lib/active_record/reflection.rb:190:in `new'
activerecord (3.1.0.rc8) lib/active_record/reflection.rb:190:in `build_association'
activerecord (3.1.0.rc8) lib/active_record/associations/association.rb:236:in `build_record'
activerecord (3.1.0.rc8) lib/active_record/associations/collection_association.rb:100:in `build'
activerecord (3.1.0.rc8) lib/active_record/nested_attributes.rb:404:in `block in assign_nested_attributes_for_collection_association'
activerecord (3.1.0.rc8) lib/active_record/nested_attributes.rb:399:in `each'
activerecord (3.1.0.rc8) lib/active_record/nested_attributes.rb:399:in `assign_nested_attributes_for_collection_association'
activerecord (3.1.0.rc8) lib/active_record/nested_attributes.rb:287:in `synonyms_attributes='
activerecord (3.1.0.rc8) lib/active_record/base.rb:1745:in `block in assign_attributes'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1741:in `each'
activerecord (3.1.0.rc8) lib/active_record/base.rb:1741:in `assign_attributes'
activerecord (3.1.0.rc8) lib/active_record/persistence.rb:162:in `block in update_attributes'
activerecord (3.1.0.rc8) lib/active_record/transactions.rb:295:in `block in with_transaction_returning_status'
activerecord (3.1.0.rc8) lib/active_record/connection_adapters/abstract/database_statements.rb:192:in `transaction'
activerecord (3.1.0.rc8) lib/active_record/transactions.rb:208:in `transaction'
activerecord (3.1.0.rc8) lib/active_record/transactions.rb:293:in `with_transaction_returning_status'
activerecord (3.1.0.rc8) lib/active_record/persistence.rb:161:in `update_attributes'
app/controllers/tags_controller.rb:64:in `block in update'
actionpack (3.1.0.rc8) lib/action_controller/metal/mime_responds.rb:269:in `call'
actionpack (3.1.0.rc8) lib/action_controller/metal/mime_responds.rb:269:in `retrieve_response_from_mimes'
actionpack (3.1.0.rc8) lib/action_controller/metal/mime_responds.rb:194:in `respond_to'
app/controllers/tags_controller.rb:63:in `update'
actionpack (3.1.0.rc8) lib/action_controller/metal/implicit_render.rb:4:in `send_action'
actionpack (3.1.0.rc8) lib/abstract_controller/base.rb:167:in `process_action'
actionpack (3.1.0.rc8) lib/action_controller/metal/rendering.rb:10:in `process_action'
actionpack (3.1.0.rc8) lib/abstract_controller/callbacks.rb:18:in `block in process_action'
activesupport (3.1.0.rc8) lib/active_support/callbacks.rb:416:in `_run__557923897__process_action__754321147__callbacks'
activesupport (3.1.0.rc8) lib/active_support/callbacks.rb:386:in `_run_process_action_callbacks'
activesupport (3.1.0.rc8) lib/active_support/callbacks.rb:81:in `run_callbacks'
actionpack (3.1.0.rc8) lib/abstract_controller/callbacks.rb:17:in `process_action'
actionpack (3.1.0.rc8) lib/action_controller/metal/rescue.rb:17:in `process_action'
actionpack (3.1.0.rc8) lib/action_controller/metal/instrumentation.rb:30:in `block in process_action'
activesupport (3.1.0.rc8) lib/active_support/notifications.rb:53:in `block in instrument'
activesupport (3.1.0.rc8) lib/active_support/notifications/instrumenter.rb:21:in `instrument'
activesupport (3.1.0.rc8) lib/active_support/notifications.rb:53:in `instrument'
actionpack (3.1.0.rc8) lib/action_controller/metal/instrumentation.rb:29:in `process_action'
actionpack (3.1.0.rc8) lib/action_controller/metal/params_wrapper.rb:201:in `process_action'
activerecord (3.1.0.rc8) lib/active_record/railties/controller_runtime.rb:18:in `process_action'
actionpack (3.1.0.rc8) lib/abstract_controller/base.rb:121:in `process'
actionpack (3.1.0.rc8) lib/abstract_controller/rendering.rb:45:in `process'
actionpack (3.1.0.rc8) lib/action_controller/metal.rb:193:in `dispatch'
actionpack (3.1.0.rc8) lib/action_controller/metal/rack_delegation.rb:14:in `dispatch'
actionpack (3.1.0.rc8) lib/action_controller/metal.rb:236:in `block in action'
actionpack (3.1.0.rc8) lib/action_dispatch/routing/route_set.rb:65:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/routing/route_set.rb:65:in `dispatch'
actionpack (3.1.0.rc8) lib/action_dispatch/routing/route_set.rb:29:in `call'
rack-mount (0.8.3) lib/rack/mount/route_set.rb:152:in `block in call'
rack-mount (0.8.3) lib/rack/mount/code_generation.rb:96:in `block in recognize'
rack-mount (0.8.3) lib/rack/mount/code_generation.rb:75:in `optimized_each'
rack-mount (0.8.3) lib/rack/mount/code_generation.rb:95:in `recognize'
rack-mount (0.8.3) lib/rack/mount/route_set.rb:141:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/routing/route_set.rb:531:in `call'
warden (1.0.5) lib/warden/manager.rb:35:in `block in call'
warden (1.0.5) lib/warden/manager.rb:34:in `catch'
warden (1.0.5) lib/warden/manager.rb:34:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/best_standards_support.rb:17:in `call'
rack (1.3.2) lib/rack/etag.rb:23:in `call'
rack (1.3.2) lib/rack/conditionalget.rb:35:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/head.rb:14:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/params_parser.rb:21:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/flash.rb:243:in `call'
rack (1.3.2) lib/rack/session/abstract/id.rb:195:in `context'
rack (1.3.2) lib/rack/session/abstract/id.rb:190:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/cookies.rb:326:in `call'
activerecord (3.1.0.rc8) lib/active_record/query_cache.rb:62:in `call'
activerecord (3.1.0.rc8) lib/active_record/connection_adapters/abstract/connection_pool.rb:477:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
activesupport (3.1.0.rc8) lib/active_support/callbacks.rb:392:in `_run_call_callbacks'
activesupport (3.1.0.rc8) lib/active_support/callbacks.rb:81:in `run_callbacks'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/callbacks.rb:28:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/reloader.rb:68:in `call'
rack (1.3.2) lib/rack/sendfile.rb:101:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/remote_ip.rb:48:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/show_exceptions.rb:47:in `call'
railties (3.1.0.rc8) lib/rails/rack/logger.rb:13:in `call'
rack (1.3.2) lib/rack/methodoverride.rb:24:in `call'
rack (1.3.2) lib/rack/runtime.rb:17:in `call'
activesupport (3.1.0.rc8) lib/active_support/cache/strategy/local_cache.rb:72:in `call'
rack (1.3.2) lib/rack/lock.rb:15:in `call'
actionpack (3.1.0.rc8) lib/action_dispatch/middleware/static.rb:53:in `call'
railties (3.1.0.rc8) lib/rails/engine.rb:455:in `call'
railties (3.1.0.rc8) lib/rails/rack/content_length.rb:16:in `call'
railties (3.1.0.rc8) lib/rails/rack/log_tailer.rb:14:in `call'
rack (1.3.2) lib/rack/handler/webrick.rb:59:in `service'
/home/zequez/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/webrick/httpserver.rb:111:in `service'
/home/zequez/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/webrick/httpserver.rb:70:in `run'
/home/zequez/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/webrick/server.rb:183:in `block in start_thread'