Redmine

Here is the relevant section from the log file:

Completed 500 Internal Server Error in 482.5ms

TypeError (can't convert Array into String):
  app/controllers/projects_controller.rb:83:in `create'

1. Go to Administration -> Costom fields and create a new custom field in Projects of type (format) List.
2. Go to Projects and create a new project.
3. Clicking on Create raises the above error.