Redmine

If author field in git commit contains UTF8 symbols, Repository Annotate page crashes with the following messages in the production.log:

Started GET "/projects/p175b304/repository/revisions/master/annotate/crash.c" for 192.168.1.10 at 2013-09-17 01:58:02 +0300
Processing by RepositoriesController#annotate as HTML
  Parameters: {"id"=>"p175b304", "rev"=>"master", "path"=>"crash.c"}
  Current user: admin (id=1)
  Rendered repositories/_navigation.html.erb (58.6ms)
  Rendered repositories/_breadcrumbs.html.erb (4.0ms)
  Rendered repositories/_link_to_functions.html.erb (3.7ms)
  Rendered repositories/annotate.html.erb within layouts/base (91.9ms)
Completed 500 Internal Server Error in 329ms

ActionView::Template::Error (incompatible character encodings: UTF-8 and ASCII-8BIT):
    55:         <%= yield :sidebar %>
    56:         <%= view_layouts_base_sidebar_hook_response %>
    57:     </div>
    58: 
    59:     <div id="content">
    60:         <%= render_flash_messages %>
    61:         <%= yield %>
  app/views/layouts/base.html.erb:58:in `_app_views_layouts_base_html_erb___1550060124232729327_17288283060'

Atatched patch fixed the problem for me, but I'm not familiar with ruby/rails, so I'm not sure if it is a correct solution.

Environment:
Redmine version 2.3.2.stable
Ruby version 1.9.3-p448 (2013-06-27) [amd64-freebsd9]
Rails version 3.2.13
Environment production
Database adapter SQLite
Redmine plugins:
no plugin installed