error.rb

app/models/deposit.rb:8:in `block in update_account_amount'
  activerecord (4.2.1) lib/active_record/locking/pessimistic.rb:72:in `block in with_lock'
  activerecord (4.2.1) lib/active_record/connection_adapters/abstract/database_statements.rb:211:in `transaction'
  activerecord (4.2.1) lib/active_record/transactions.rb:220:in `transaction'
  activerecord (4.2.1) lib/active_record/transactions.rb:277:in `transaction'
  activerecord (4.2.1) lib/active_record/locking/pessimistic.rb:70:in `with_lock'
  app/models/deposit.rb:7:in `update_account_amount'
  activesupport (4.2.1) lib/active_support/callbacks.rb:432:in `block in make_lambda'
  activesupport (4.2.1) lib/active_support/callbacks.rb:228:in `block in halting_and_conditional'
  activesupport (4.2.1) lib/active_support/callbacks.rb:506:in `block in call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:506:in `call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:92:in `_run_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:776:in `_run_create_callbacks'
  activerecord (4.2.1) lib/active_record/callbacks.rb:306:in `_create_record'
  activerecord (4.2.1) lib/active_record/timestamp.rb:57:in `_create_record'
  activerecord (4.2.1) lib/active_record/persistence.rb:502:in `create_or_update'
  activerecord (4.2.1) lib/active_record/callbacks.rb:302:in `block in create_or_update'
  activesupport (4.2.1) lib/active_support/callbacks.rb:117:in `call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:555:in `block (2 levels) in compile'
  activesupport (4.2.1) lib/active_support/callbacks.rb:505:in `call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:92:in `_run_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:776:in `_run_save_callbacks'
  activerecord (4.2.1) lib/active_record/callbacks.rb:302:in `create_or_update'
  activerecord (4.2.1) lib/active_record/persistence.rb:120:in `save'
  activerecord (4.2.1) lib/active_record/validations.rb:37:in `save'
  activerecord (4.2.1) lib/active_record/attribute_methods/dirty.rb:21:in `save'
  activerecord (4.2.1) lib/active_record/transactions.rb:286:in `block (2 levels) in save'
  activerecord (4.2.1) lib/active_record/transactions.rb:347:in `block in with_transaction_returning_status'
  activerecord (4.2.1) lib/active_record/connection_adapters/abstract/database_statements.rb:213:in `block in transaction'
  activerecord (4.2.1) lib/active_record/connection_adapters/abstract/transaction.rb:188:in `within_new_transaction'
  activerecord (4.2.1) lib/active_record/connection_adapters/abstract/database_statements.rb:213:in `transaction'
  activerecord (4.2.1) lib/active_record/transactions.rb:220:in `transaction'
  activerecord (4.2.1) lib/active_record/transactions.rb:344:in `with_transaction_returning_status'
  activerecord (4.2.1) lib/active_record/transactions.rb:286:in `block in save'
  activerecord (4.2.1) lib/active_record/transactions.rb:301:in `rollback_active_record_state!'
  activerecord (4.2.1) lib/active_record/transactions.rb:285:in `save'
  app/controllers/admin/deposits_controller.rb:20:in `block in create'
  actionpack (4.2.1) lib/action_controller/metal/mime_responds.rb:210:in `respond_to'
  app/controllers/admin/deposits_controller.rb:19:in `create'
  actionpack (4.2.1) lib/action_controller/metal/implicit_render.rb:4:in `send_action'
  actionpack (4.2.1) lib/abstract_controller/base.rb:198:in `process_action'
  actionpack (4.2.1) lib/action_controller/metal/rendering.rb:10:in `process_action'
  actionpack (4.2.1) lib/abstract_controller/callbacks.rb:20:in `block in process_action'
  activesupport (4.2.1) lib/active_support/callbacks.rb:117:in `call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:555:in `block (2 levels) in compile'
  activesupport (4.2.1) lib/active_support/callbacks.rb:505:in `call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:92:in `_run_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:776:in `_run_process_action_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:81:in `run_callbacks'
  actionpack (4.2.1) lib/abstract_controller/callbacks.rb:19:in `process_action'
  actionpack (4.2.1) lib/action_controller/metal/rescue.rb:29:in `process_action'
  actionpack (4.2.1) lib/action_controller/metal/instrumentation.rb:32:in `block in process_action'
  activesupport (4.2.1) lib/active_support/notifications.rb:164:in `block in instrument'
  activesupport (4.2.1) lib/active_support/notifications/instrumenter.rb:20:in `instrument'
  activesupport (4.2.1) lib/active_support/notifications.rb:164:in `instrument'
  actionpack (4.2.1) lib/action_controller/metal/instrumentation.rb:30:in `process_action'
  actionpack (4.2.1) lib/action_controller/metal/params_wrapper.rb:250:in `process_action'
  activerecord (4.2.1) lib/active_record/railties/controller_runtime.rb:18:in `process_action'
  actionpack (4.2.1) lib/abstract_controller/base.rb:137:in `process'
  actionview (4.2.1) lib/action_view/rendering.rb:30:in `process'
  actionpack (4.2.1) lib/action_controller/metal.rb:196:in `dispatch'
  actionpack (4.2.1) lib/action_controller/metal/rack_delegation.rb:13:in `dispatch'
  actionpack (4.2.1) lib/action_controller/metal.rb:237:in `block in action'
  actionpack (4.2.1) lib/action_dispatch/routing/route_set.rb:74:in `dispatch'
  actionpack (4.2.1) lib/action_dispatch/routing/route_set.rb:43:in `serve'
  actionpack (4.2.1) lib/action_dispatch/journey/router.rb:43:in `block in serve'
  actionpack (4.2.1) lib/action_dispatch/journey/router.rb:30:in `serve'
  actionpack (4.2.1) lib/action_dispatch/routing/route_set.rb:819:in `call'
  meta_request (0.3.4) lib/meta_request/middlewares/app_request_handler.rb:13:in `call'
  meta_request (0.3.4) lib/meta_request/middlewares/meta_request_handler.rb:13:in `call'
  warden (1.2.3) lib/warden/manager.rb:35:in `block in call'
  warden (1.2.3) lib/warden/manager.rb:34:in `call'
  rack (1.6.0) lib/rack/etag.rb:24:in `call'
  rack (1.6.0) lib/rack/conditionalget.rb:38:in `call'
  rack (1.6.0) lib/rack/head.rb:13:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/params_parser.rb:27:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/flash.rb:260:in `call'
  rack (1.6.0) lib/rack/session/abstract/id.rb:225:in `context'
  rack (1.6.0) lib/rack/session/abstract/id.rb:220:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/cookies.rb:560:in `call'
  activerecord (4.2.1) lib/active_record/query_cache.rb:36:in `call'
  activerecord (4.2.1) lib/active_record/connection_adapters/abstract/connection_pool.rb:649:in `call'
  activerecord (4.2.1) lib/active_record/migration.rb:378:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
  activesupport (4.2.1) lib/active_support/callbacks.rb:88:in `_run_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:776:in `_run_call_callbacks'
  activesupport (4.2.1) lib/active_support/callbacks.rb:81:in `run_callbacks'
  actionpack (4.2.1) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/reloader.rb:73:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/remote_ip.rb:78:in `call'
  better_errors (2.1.1) lib/better_errors/middleware.rb:84:in `protected_app_call'
  better_errors (2.1.1) lib/better_errors/middleware.rb:79:in `better_errors_call'
  better_errors (2.1.1) lib/better_errors/middleware.rb:57:in `call'
  rack-contrib (1.2.0) lib/rack/contrib/response_headers.rb:17:in `call'
  meta_request (0.3.4) lib/meta_request/middlewares/headers.rb:16:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/debug_exceptions.rb:17:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
  railties (4.2.1) lib/rails/rack/logger.rb:38:in `call_app'
  railties (4.2.1) lib/rails/rack/logger.rb:20:in `block in call'
  activesupport (4.2.1) lib/active_support/tagged_logging.rb:68:in `block in tagged'
  activesupport (4.2.1) lib/active_support/tagged_logging.rb:26:in `tagged'
  activesupport (4.2.1) lib/active_support/tagged_logging.rb:68:in `tagged'
  railties (4.2.1) lib/rails/rack/logger.rb:20:in `call'
  quiet_assets (1.1.0) lib/quiet_assets.rb:27:in `call_with_quiet_assets'
  actionpack (4.2.1) lib/action_dispatch/middleware/request_id.rb:21:in `call'
  rack (1.6.0) lib/rack/methodoverride.rb:22:in `call'
  rack (1.6.0) lib/rack/runtime.rb:18:in `call'
  activesupport (4.2.1) lib/active_support/cache/strategy/local_cache_middleware.rb:28:in `call'
  rack (1.6.0) lib/rack/lock.rb:17:in `call'
  actionpack (4.2.1) lib/action_dispatch/middleware/static.rb:113:in `call'
  rack (1.6.0) lib/rack/sendfile.rb:113:in `call'
  railties (4.2.1) lib/rails/engine.rb:518:in `call'
  railties (4.2.1) lib/rails/application.rb:164:in `call'
  rack (1.6.0) lib/rack/content_length.rb:15:in `call'
  thin (1.6.3) lib/thin/connection.rb:86:in `block in pre_process'
  thin (1.6.3) lib/thin/connection.rb:84:in `pre_process'
  thin (1.6.3) lib/thin/connection.rb:53:in `process'
  thin (1.6.3) lib/thin/connection.rb:39:in `receive_data'
  eventmachine (1.0.7) lib/eventmachine.rb:187:in `run'
  thin (1.6.3) lib/thin/backends/base.rb:73:in `start'
  thin (1.6.3) lib/thin/server.rb:162:in `start'
  rack (1.6.0) lib/rack/handler/thin.rb:19:in `run'
  rack (1.6.0) lib/rack/server.rb:286:in `start'
  railties (4.2.1) lib/rails/commands/server.rb:80:in `start'
  railties (4.2.1) lib/rails/commands/commands_tasks.rb:80:in `block in server'
  railties (4.2.1) lib/rails/commands/commands_tasks.rb:75:in `server'
  railties (4.2.1) lib/rails/commands/commands_tasks.rb:39:in `run_command!'
  railties (4.2.1) lib/rails/commands.rb:17:in `<top (required)>'
  bin/rails:4:in `<main>'