<type 'exceptions.IOError'>
Python 2.5.2: /usr/bin/python
Tue Oct 17 16:12:51 2017

A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

 /usr/lib/python2.5/site-packages/trac/web/_fcgi.py in run(self=<trac.web._fcgi.Request object at 0x4fd6350>)
  568         """Runs the handler, flushes the streams, and ends the request."""
  569         try:
  570             protocolStatus, appStatus = self.server.handler(self)
  571         except:
  572             traceback.print_exc(file=self.stderr)
protocolStatus undefined, appStatus undefined, self = <trac.web._fcgi.Request object at 0x4fd6350>, self.server = <trac.web._fcgi.WSGIServer object at 0x2c63190>, self.server.handler = <bound method WSGIServer.handler of <trac.web._fcgi.WSGIServer object at 0x2c63190>>
 /usr/lib/python2.5/site-packages/trac/web/_fcgi.py in handler(self=<trac.web._fcgi.WSGIServer object at 0x2c63190>, req=<trac.web._fcgi.Request object at 0x4fd6350>)
 1254         try:
 1255             try:
 1256                 result = self.application(environ, start_response)
 1257                 try:
 1258                     for data in result:
result = None, self = <trac.web._fcgi.WSGIServer object at 0x2c63190>, self.application = <function dispatch_request at 0x2c33aa0>, environ = {'DOCUMENT_ROOT': '/srv/trac', 'GATEWAY_INTERFACE': 'CGI/1.1', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'x-gzip, gzip, deflate', 'HTTP_HOST': 'trac.haskell.org', 'HTTP_IF_MODIFIED_SINCE': 'Wed, 20 Sep 2017 16:18:26 GMT', 'HTTP_USER_AGENT': 'CCBot/2.0 (http://commoncrawl.org/faq/)', 'PATH': '/bin:/usr/bin', 'PATH_INFO': '/', 'PATH_TRANSLATED': '/srv/trac/cgi-bin/trac.fcgi/timber', ...}, start_response = <function start_response at 0x4552d70>
 /usr/lib/python2.5/site-packages/trac/web/main.py in dispatch_request(environ={'DOCUMENT_ROOT': '/srv/trac', 'GATEWAY_INTERFACE': 'CGI/1.1', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'x-gzip, gzip, deflate', 'HTTP_HOST': 'trac.haskell.org', 'HTTP_IF_MODIFIED_SINCE': 'Wed, 20 Sep 2017 16:18:26 GMT', 'HTTP_USER_AGENT': 'CCBot/2.0 (http://commoncrawl.org/faq/)', 'PATH': '/bin:/usr/bin', 'PATH_INFO': '/', 'PATH_TRANSLATED': '/srv/trac/cgi-bin/trac.fcgi/timber', ...}, start_response=<function start_response at 0x4552d70>)
  379     env = env_error = None
  380     try:
  381         env = open_environment(env_path, use_cache=not run_once)
  382         if env.base_url_for_redirect:
  383             environ['trac.base_url'] = env.base_url
env = None, global open_environment = <function open_environment at 0x2b8f2a8>, env_path = '/srv/trac/timber', use_cache undefined, run_once = False
 /usr/lib/python2.5/site-packages/trac/env.py in open_environment(env_path='/srv/trac/timber', use_cache=True)
  565                 env = None
  566             if env is None:
  567                 env = env_cache.setdefault(env_path, open_environment(env_path))
  568         finally:
  569             env_cache_lock.release()
env = None, global env_cache = {'/srv/trac/Agda': <trac.env.Environment object at 0x482e210>, '/srv/trac/AutoNomic': <trac.env.Environment object at 0x3290090>, '/srv/trac/ChessLibrary': <trac.env.Environment object at 0x485cc50>, '/srv/trac/DBlimited': <trac.env.Environment object at 0x3e13190>, '/srv/trac/FTGL': <trac.env.Environment object at 0x5559c10>, '/srv/trac/FieldTrip': <trac.env.Environment object at 0x45db710>, '/srv/trac/ForSyDe': <trac.env.Environment object at 0x55e89d0>, '/srv/trac/GLUT': <trac.env.Environment object at 0x45d5ed0>, '/srv/trac/GenI': <trac.env.Environment object at 0x45b1290>, '/srv/trac/HNN': <trac.env.Environment object at 0x3e208d0>, ...}, env_cache.setdefault = <built-in method setdefault of dict object at 0x2b7ecf0>, env_path = '/srv/trac/timber', global open_environment = <function open_environment at 0x2b8f2a8>
 /usr/lib/python2.5/site-packages/trac/env.py in open_environment(env_path='/srv/trac/timber', use_cache=False)
  569             env_cache_lock.release()
  570     else:
  571         env = Environment(env_path)
  572         needs_upgrade = False
  573         try:
env undefined, global Environment = <class 'trac.env.Environment'>, env_path = '/srv/trac/timber'
 /usr/lib/python2.5/site-packages/trac/env.py in __init__(self=<trac.env.Environment object at 0x4030e50>, path='/srv/trac/timber', create=False, options=[])
  188             self.create(options)
  189         else:
  190             self.verify()
  192         if create:
self = <trac.env.Environment object at 0x4030e50>, self.verify = <bound method Environment.verify of <trac.env.Environment object at 0x4030e50>>
 /usr/lib/python2.5/site-packages/trac/env.py in verify(self=<trac.env.Environment object at 0x4030e50>)
  247         """Verify that the provided path points to a valid Trac environment
  248         directory."""
  249         fd = open(os.path.join(self.path, 'VERSION'), 'r')
  250         try:
  251             assert fd.read(26) == 'Trac Environment Version 1'
fd undefined, builtin open = <built-in function open>, global os = <module 'os' from '/usr/lib/python2.5/os.pyc'>, os.path = <module 'posixpath' from '/usr/lib/python2.5/posixpath.pyc'>, os.path.join = <function join at 0x7f4025e679b0>, self = <trac.env.Environment object at 0x4030e50>, self.path = '/srv/trac/timber'

<type 'exceptions.IOError'>: [Errno 13] Permission denied: '/srv/trac/timber/VERSION'
      args = (13, 'Permission denied')
      errno = 13
      filename = '/srv/trac/timber/VERSION'
      message = ''
      strerror = 'Permission denied'