GitLab

Created by: itxx00

Same error with https://gitlab.com/gitlab-org/gitlab-ce/issues/1650, error log:

NoMethodError (undefined method `primary_key' for ExternalIssue:Class):
  app/services/system_note_service.rb:210:in `create_note'
  app/services/system_note_service.rb:167:in `cross_reference'
  app/models/note.rb:68:in `create_cross_reference_note'
  app/models/concerns/mentionable.rb:67:in `block in create_cross_references!'
  app/models/concerns/mentionable.rb:66:in `each'
  app/models/concerns/mentionable.rb:66:in `create_cross_references!'
  app/services/merge_requests/create_service.rb:14:in `execute'
  app/controllers/projects/merge_requests_controller.rb:89:in `create'