Redmine

Navigate to any one of the issues created and then click "Copy". It shows "Internal error" with following RuntimeError in log file.

log/production.log

RuntimeError ():
  app/models/issue.rb:372:in `assign_attributes_with_project_and_tracker_first'
  app/models/issue.rb:378:in `attributes='
  app/models/issue.rb:229:in `copy_from'
  app/controllers/issues_controller.rb:417:in `build_new_issue_from_params'
  lib/redmine/sudo_mode.rb:63:in `sudo_mode'

ActionController::RoutingError (No route matches [GET] "/projects/test-project/issues/841"):
  actionpack (4.2.5) lib/action_dispatch/middleware/debug_exceptions.rb:21:in `call'
  actionpack (4.2.5) lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
  railties (4.2.5) lib/rails/rack/logger.rb:38:in `call_app'
  railties (4.2.5) lib/rails/rack/logger.rb:20:in `block in call'
  activesupport (4.2.5) lib/active_support/tagged_logging.rb:68:in `block in tagged'
  activesupport (4.2.5) lib/active_support/tagged_logging.rb:26:in `tagged'
  activesupport (4.2.5) lib/active_support/tagged_logging.rb:68:in `tagged'
  railties (4.2.5) lib/rails/rack/logger.rb:20:in `call'
  actionpack (4.2.5) lib/action_dispatch/middleware/request_id.rb:21:in `call'
  rack (1.6.4) lib/rack/methodoverride.rb:22:in `call'
  rack (1.6.4) lib/rack/runtime.rb:18:in `call'
  activesupport (4.2.5) lib/active_support/cache/strategy/local_cache_middleware.rb:28:in `call'
  actionpack (4.2.5) lib/action_dispatch/middleware/static.rb:116:in `call'
  rack (1.6.4) lib/rack/sendfile.rb:113:in `call'
  railties (4.2.5) lib/rails/engine.rb:518:in `call'
  railties (4.2.5) lib/rails/application.rb:165:in `call'
  railties (4.2.5) lib/rails/railtie.rb:194:in `public_send'
  railties (4.2.5) lib/rails/railtie.rb:194:in `method_missing'
  passenger (5.0.24) src/ruby_supportlib/phusion_passenger/rack/thread_handler_extension.rb:97:in `process_request'
  passenger (5.0.24) src/ruby_supportlib/phusion_passenger/request_handler/thread_handler.rb:152:in `accept_and_process_next_request'
  passenger (5.0.24) src/ruby_supportlib/phusion_passenger/request_handler/thread_handler.rb:113:in `main_loop'
  passenger (5.0.24) src/ruby_supportlib/phusion_passenger/request_handler.rb:416:in `block (3 levels) in start_threads'
  passenger (5.0.24) src/ruby_supportlib/phusion_passenger/utils.rb:113:in `block in create_thread_and_abort_on_exception'

Redmine Information

Environment:
  Redmine version                3.1.3.stable
  Ruby version                   2.2.1-p85 (2015-02-26) [x86_64-linux]
  Rails version                  4.2.5
  Environment                    production
  Database adapter               Mysql2
SCM:
  Git                            1.7.1
  Filesystem                     
Redmine plugins:
  redmine_agile                  1.3.13
  scrum                          0.13.1