Hi all,
I am trying to upgrade my rails 2 app to 3 and am getting this error when trying to login:
NoMethodError in AuthenticateController#authenticate
undefined method `to_sym' for nil:NilClass
The stack trace is:
activerecord (3.2.2) lib/active_record/validations/uniqueness.rb:26:in `validate_each' activemodel (3.2.2) lib/active_model/validator.rb:153:in `validate' activemodel (3.2.2) lib/active_model/validator.rb:150:in `each' activemodel (3.2.2) lib/active_model/validator.rb:150:in `validate' activesupport (3.2.2) lib/active_support/callbacks.rb:310:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:310:in `_callback_before_15' activesupport (3.2.2) lib/active_support/callbacks.rb:418:in `_run__1200818654__validate__4__callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `__run_callback' activesupport (3.2.2) lib/active_support/callbacks.rb:385:in `_run_validate_callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `run_callbacks' activemodel (3.2.2) lib/active_model/validations.rb:212:in `run_validations!' activemodel (3.2.2) lib/active_model/validations/callbacks.rb:53:in `run_validations!' activesupport (3.2.2) lib/active_support/callbacks.rb:403:in `_run__1200818654__validation__4__callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `__run_callback' activesupport (3.2.2) lib/active_support/callbacks.rb:385:in `_run_validation_callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `run_callbacks' activemodel (3.2.2) lib/active_model/validations/callbacks.rb:53:in `run_validations!' activemodel (3.2.2) lib/active_model/validations.rb:179:in `valid?' activerecord (3.2.2) lib/active_record/validations.rb:69:in `valid?' activerecord (3.2.2) lib/active_record/validations.rb:77:in `perform_validations' activerecord (3.2.2) lib/active_record/validations.rb:50:in `save' activerecord (3.2.2) lib/active_record/attribute_methods/dirty.rb:22:in `save' activerecord (3.2.2) lib/active_record/transactions.rb:241:in `save' activerecord (3.2.2) lib/active_record/transactions.rb:295:in `with_transaction_returning_status' activerecord (3.2.2) lib/active_record/connection_adapters/abstract/database_statements.rb:192:in `transaction' activerecord (3.2.2) lib/active_record/transactions.rb:208:in `transaction' activerecord (3.2.2) lib/active_record/transactions.rb:293:in `with_transaction_returning_status' activerecord (3.2.2) lib/active_record/transactions.rb:241:in `save' activerecord (3.2.2) lib/active_record/transactions.rb:252:in `rollback_active_record_state!' activerecord (3.2.2) lib/active_record/transactions.rb:240:in `save' app/models/user.rb:69:in `authenticate' app/controllers/authenticate_controller.rb:9:in `authenticate' actionpack (3.2.2) lib/action_controller/metal/implicit_render.rb:4:in `send_action' actionpack (3.2.2) lib/action_controller/metal/implicit_render.rb:4:in `send_action' actionpack (3.2.2) lib/abstract_controller/base.rb:167:in `process_action' actionpack (3.2.2) lib/action_controller/metal/rendering.rb:10:in `process_action' actionpack (3.2.2) lib/abstract_controller/callbacks.rb:18:in `process_action' activesupport (3.2.2) lib/active_support/callbacks.rb:414:in `_run__2116553026__process_action__1148928051__callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `__run_callback' activesupport (3.2.2) lib/active_support/callbacks.rb:385:in `_run_process_action_callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `run_callbacks' actionpack (3.2.2) lib/abstract_controller/callbacks.rb:17:in `process_action' actionpack (3.2.2) lib/action_controller/metal/rescue.rb:29:in `process_action' actionpack (3.2.2) lib/action_controller/metal/instrumentation.rb:30:in `process_action' activesupport (3.2.2) lib/active_support/notifications.rb:123:in `instrument' activesupport (3.2.2) lib/active_support/notifications/instrumenter.rb:20:in `instrument' activesupport (3.2.2) lib/active_support/notifications.rb:123:in `instrument' actionpack (3.2.2) lib/action_controller/metal/instrumentation.rb:29:in `process_action' actionpack (3.2.2) lib/action_controller/metal/params_wrapper.rb:205:in `process_action' activerecord (3.2.2) lib/active_record/railties/controller_runtime.rb:18:in `process_action' actionpack (3.2.2) lib/abstract_controller/base.rb:121:in `process' actionpack (3.2.2) lib/abstract_controller/rendering.rb:45:in `process' actionpack (3.2.2) lib/action_controller/metal.rb:203:in `dispatch' actionpack (3.2.2) lib/action_controller/metal/rack_delegation.rb:14:in `dispatch' actionpack (3.2.2) lib/action_controller/metal.rb:246:in `action' actionpack (3.2.2) lib/action_dispatch/routing/route_set.rb:67:in `call' actionpack (3.2.2) lib/action_dispatch/routing/route_set.rb:67:in `dispatch' actionpack (3.2.2) lib/action_dispatch/routing/route_set.rb:30:in `call' journey (1.0.4) lib/journey/router.rb:68:in `call' journey (1.0.4) lib/journey/router.rb:56:in `each' journey (1.0.4) lib/journey/router.rb:56:in `call' actionpack (3.2.2) lib/action_dispatch/routing/route_set.rb:594:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/best_standards_support.rb:17:in `call' rack (1.4.1) lib/rack/etag.rb:23:in `call' rack (1.4.1) lib/rack/conditionalget.rb:35:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/head.rb:14:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/params_parser.rb:21:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/flash.rb:242:in `call' rack (1.4.1) lib/rack/session/abstract/id.rb:205:in `context' rack (1.4.1) lib/rack/session/abstract/id.rb:200:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/cookies.rb:338:in `call' activerecord (3.2.2) lib/active_record/query_cache.rb:64:in `call' activerecord (3.2.2) lib/active_record/connection_adapters/abstract/connection_pool.rb:443:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/callbacks.rb:28:in `call' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `_run__856567150__call__4__callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:405:in `__run_callback' activesupport (3.2.2) lib/active_support/callbacks.rb:385:in `_run_call_callbacks' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `send' activesupport (3.2.2) lib/active_support/callbacks.rb:81:in `run_callbacks' actionpack (3.2.2) lib/action_dispatch/middleware/callbacks.rb:27:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/reloader.rb:65:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/remote_ip.rb:31:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/debug_exceptions.rb:16:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/show_exceptions.rb:56:in `call' railties (3.2.2) lib/rails/rack/logger.rb:26:in `call_app' railties (3.2.2) lib/rails/rack/logger.rb:16:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/request_id.rb:22:in `call' rack (1.4.1) lib/rack/methodoverride.rb:21:in `call' rack (1.4.1) lib/rack/runtime.rb:17:in `call' activesupport (3.2.2) lib/active_support/cache/strategy/local_cache.rb:72:in `call' rack (1.4.1) lib/rack/lock.rb:15:in `call' actionpack (3.2.2) lib/action_dispatch/middleware/static.rb:61:in `call' railties (3.2.2) lib/rails/engine.rb:479:in `call' railties (3.2.2) lib/rails/application.rb:220:in `call' rack (1.4.1) lib/rack/content_length.rb:14:in `call' railties (3.2.2) lib/rails/rack/log_tailer.rb:14:in `call' rack (1.4.1) lib/rack/handler/webrick.rb:59:in `service' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/httpserver.rb:104:in `service' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/httpserver.rb:65:in `run' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:173:in `start_thread' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:162:in `start' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:162:in `start_thread' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:95:in `start' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:92:in `each' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:92:in `start' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:23:in `start' /home/shandy/.rvm/rubies/ruby-1.8.7-p370/lib/ruby/1.8/webrick/server.rb:82:in `start' rack (1.4.1) lib/rack/handler/webrick.rb:13:in `run' rack (1.4.1) lib/rack/server.rb:265:in `start' railties (3.2.2) lib/rails/commands/server.rb:70:in `start' railties (3.2.2) lib/rails/commands.rb:55 railties (3.2.2) lib/rails/commands.rb:50:in `tap' railties (3.2.2) lib/rails/commands.rb:50 script/rails:6:in `require' script/rails:6
About halfway down I notice an error directing me to my User model in method 'authenticate' and on line 69. When I go to that line I see this:
if !@user.blank? if !(@user.password_hash.blank?) and !(@user.password_salt.blank?) if @user.blank? || Digest::SHA256.hexdigest(password+@user.password_salt) != @user.password_hash #raise "Unknown userid or password" else @user.last_login = Time.now @user.save # <---- This is Line 69 @user end end end
The error seems to be trying to tell me that I have a nil object, but because I have this in an if block that checks for such a condition I find this a little hard to believe.
Just wondering if anybody has any ideas as I have done many-a Google search and have come up empty? Thanks
-S