I\'m using Ruby 2.0 and Rails 3.2.14. My view is littered several UTF-8 characters, mainly currency symbols like บาท and د.إ etc. I noticed some
(ActionView
That error message usually occurs when you try to concatenate strings with different character encodings.
Is your database set to use UTF-8 as well?
If not, you could have a problem when you try to insert the non-UTF8 values into your UTF-8 template.