IOError: (13, 'Permission denied')

[idkim]

How to Reproduce

While doing a POST operation on /admin/agilo/fields, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{'__FORM_TOKEN': u'eb4764b106c9ac5c838901e6',
 'apply': u'Apply changes',
 'cat_id': u'agilo',
 'order_businessvalue': u'14',
 'order_co_name': u'12',
 'order_drp_resources': u'2',
 'order_due_date': u'1',
 'order_i_links': u'6',
 'order_id_aux': u'4',
 'order_o_links': u'13',
 'order_platform': u'10',
 'order_rd_points': u'17',
 'order_remaining_time': u'7',
 'order_report_from': u'11',
 'order_revision': u'8',
 'order_rt_passed': u'9',
 'order_sprint': u'5',
 'order_start_date': u'0',
 'order_story_priority': u'3',
 'order_tc_id': u'15',
 'order_tc_num': u'16',
 'panel_id': u'fields',
 'path_info': None}

User Agent was: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; InfoPath.2)

System Information

Trac	0.11.4
Python	2.6.2 (release26-maint, Apr 19 2009, 02:15:38) [GCC 4.3.3]
setuptools	0.6c9
SQLite	3.6.10
pysqlite	2.4.1
Genshi	0.5.1
mod_python	3.3.1
Agilo	0.7.4.1-r1624-20090611
Subversion	1.5.4 (r33841)
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.4-py2.6.egg/trac/web/main.py", line 435, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.4-py2.6.egg/trac/web/main.py", line 205, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.4-py2.6.egg/trac/admin/web_ui.py", line 113, in process_request
    path_info)
  File "/usr/local/lib/python2.6/dist-packages/agilo-0.7.4.1_r1624_20090611-py2.6.egg/agilo/admin/api.py", line 59, in render_admin_panel
    return self.list_save_view(req, cat, page)
  File "/usr/local/lib/python2.6/dist-packages/agilo-0.7.4.1_r1624_20090611-py2.6.egg/agilo/admin/custom_fields.py", line 108, in list_save_view
    self.cfapi.update_custom_field(cur_cf)
  File "/usr/local/lib/python2.6/dist-packages/agilo-0.7.4.1_r1624_20090611-py2.6.egg/agilo/admin/custom_fields.py", line 246, in update_custom_field
    self._store_all_options_for_custom_field(customfield)
  File "/usr/local/lib/python2.6/dist-packages/agilo-0.7.4.1_r1624_20090611-py2.6.egg/agilo/admin/custom_fields.py", line 183, in _store_all_options_for_custom_field
    self.tc.save()
  File "/usr/local/lib/python2.6/dist-packages/agilo-0.7.4.1_r1624_20090611-py2.6.egg/agilo/utils/config.py", line 226, in save
    self.env.config.save()
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.4-py2.6.egg/trac/config.py", line 189, in save
    fileobj = open(self.filename, 'w')
IOError: [Errno 13] Permission denied: '/var/lib/trac/qa/conf/trac.ini'

[Christian Boos]

InstallationIssue, duplicate of #8755 and numerous others.