I tried send comment and got -> Server Error

[vlado]

 URL: http://dev.labath.info/u/david/m/54/comment/add/
Module paste.exceptions.errormiddleware:144 in __call__
>>  app_iter = self.application(environ, sr_checker)
Module paste.urlmap:203 in __call__
>>  return app(environ, start_response)
Module mediagoblin.app:259 in __call__
>>  return self.call_backend(environ, start_response)
Module mediagoblin.app:236 in call_backend
>>  response = controller(request)
Module mediagoblin.decorators:228 in wrapper
>>  return controller(request, media=media, *args, **kwargs)
Module mediagoblin.decorators:52 in new_controller_func
>>  return controller(request, *args, **kwargs)
Module mediagoblin.user_pages.views:171 in media_post_comment
>>  print request.form['comment_content']
Module paste.script.serve:530 in write
>>  fileobj.write(text)
UnicodeEncodeError: 'ascii' codec can't encode characters in position 4-7: ordinal not in range(128)

CONTENT_LENGTH 	'76'
CONTENT_TYPE 	'application/x-www-form-urlencoded'
CSRF_TOKEN 	u'12392610114171091612'
DOCUMENT_ROOT 	'/etc/nginx/html'
DOCUMENT_URI 	'/u/david/m/54/comment/add/'
GATEWAY_INTERFACE 	'CGI/1.1'
HTTP_ACCEPT 	'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'
HTTP_ACCEPT_ENCODING 	'gzip, deflate'
HTTP_ACCEPT_LANGUAGE 	'en-US,en;q=0.5'
HTTP_CONNECTION 	'keep-alive'
HTTP_CONTENT_LENGTH 	'76'
HTTP_CONTENT_TYPE 	'application/x-www-form-urlencoded'
HTTP_COOKIE 	'mediagoblin_csrftoken=12392610114171091612; MGSession=eyJ1c2VyX2lkIjoiMSJ9.BRNMJg.bVqjn9L-hBu3d10VrncRc7QqLVA'
HTTP_HOST 	'dev.labath.info'
HTTP_REFERER 	'http://dev.labath.info/u/david/m/kalvaria-bs/'
HTTP_USER_AGENT 	'Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20100101 Firefox/17.0'
PATH_INFO 	'/u/david/m/54/comment/add/'
REDIRECT_STATUS 	'200'
REMOTE_ADDR 	'216.221.67.237'
REMOTE_PORT 	'56579'
REQUEST_METHOD 	'POST'
REQUEST_URI 	'/u/david/m/54/comment/add/'
SCRIPT_FILENAME 	'/etc/nginx/html/u/david/m/54/comment/add/'
SERVER_ADDR 	'72.2.115.57'
SERVER_NAME 	'mediagoblin.example.org'
SERVER_PORT 	'80'
SERVER_PROTOCOL 	'HTTP/1.1'
SERVER_SOFTWARE 	'nginx/1.1.19'

WSGI Variables
application 	{(None, '/theme_static'): <StaticURLParser '/data/goblin/mediagoblin/user_dev/theme_static'>, (None, '/plugin_static'): <StaticURLParser '/data/goblin/mediagoblin/user_dev/plugin_static'>, (None, '/mgoblin_media'): <StaticURLParser '/data/goblin/mediagoblin/user_dev/media/public'>, (None, ''): <mediagoblin.app.MediaGoblinApp object at 0x27dc690>, (None, '/mgoblin_static'): <StaticURLParser '/data/goblin/mediagoblin/mediagoblin/static'>}
paste.throw_errors 	True
werkzeug.request 	<Request 'http://dev.labath.info/u/david/m/54/comment/add/' [POST]>
wsgi process 	'Multiprocess'


URL: http://dev.labath.info/u/david/m/54/comment/add/
File '/data/goblin/mediagoblin/local/lib/python2.7/site-packages/Paste-1.7.5.1-py2.7.egg/paste/exceptions/errormiddleware.py', line 144 in __call__
  app_iter = self.application(environ, sr_checker)
File '/data/goblin/mediagoblin/local/lib/python2.7/site-packages/Paste-1.7.5.1-py2.7.egg/paste/urlmap.py', line 203 in __call__
  return app(environ, start_response)
File '/data/goblin/mediagoblin/mediagoblin/app.py', line 259 in __call__
  return self.call_backend(environ, start_response)
File '/data/goblin/mediagoblin/mediagoblin/app.py', line 236 in call_backend
  response = controller(request)
File '/data/goblin/mediagoblin/mediagoblin/decorators.py', line 228 in wrapper
  return controller(request, media=media, *args, **kwargs)
File '/data/goblin/mediagoblin/mediagoblin/decorators.py', line 52 in new_controller_func
  return controller(request, *args, **kwargs)
File '/data/goblin/mediagoblin/mediagoblin/user_pages/views.py', line 171 in media_post_comment
  print request.form['comment_content']
File '/data/goblin/mediagoblin/local/lib/python2.7/site-packages/PasteScript-1.7.5-py2.7.egg/paste/script/serve.py', line 530 in write
  fileobj.write(text)
UnicodeEncodeError: 'ascii' codec can't encode characters in position 4-7: ordinal not in range(128)