UnicodeDecodeError: 'ascii' codec can't decode byte 0xe3 in position 0: ordinal not in range(128)

[admin]

How to Reproduce

While doing a GET operation on /admin, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{'cat_id': None, 'panel_id': None, 'path_info': None}

User Agent was: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.24) Gecko/20111103 Firefox/3.6.24

System Information

Trac	0.11.7.ja1
Python	2.6.6 (r266:84297, Aug 24 2010, 18:46:32) [MSC v.1500 32 bit (Intel)]
setuptools	0.6c12
SQLite	3.5.9
pysqlite	2.4.1
Genshi	0.6
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "C:\Python26\lib\site-packages\trac-0.11.7.ja1-py2.6.egg\trac\web\main.py", line 450, in _dispatch_request
    dispatcher.dispatch(req)
  File "C:\Python26\lib\site-packages\trac-0.11.7.ja1-py2.6.egg\trac\web\main.py", line 206, in dispatch
    resp = chosen_handler.process_request(req)
  File "C:\Python26\lib\site-packages\trac-0.11.7.ja1-py2.6.egg\trac\admin\web_ui.py", line 96, in process_request
    panels.sort(_panel_order)
  File "C:\Python26\lib\site-packages\trac-0.11.7.ja1-py2.6.egg\trac\admin\web_ui.py", line 95, in _panel_order
    return cmp(p1, p2)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe3 in position 0: ordinal not in range(128)

[Jun Omae]

PluginIssue. See ​th:#4179 and ​http://discypus.jp/wiki/?%A5%BD%A5%D5%A5%C8%2FBug%20Tracking%2Ftrac%2FTicketExtPlugin.