Welcome to the Splat alpha!

What version are you running?
ReviewBoard1.5Beta1_Python2.6

What's the URL of the page containing the problem?
Unable to visit ReviewBoard site.

What steps will reproduce the problem?
The ReviewBoard stoped to work suddenly.

What is the expected output? What do you see instead?
MOD_PYTHON ERROR

ProcessId:      12138
Interpreter:    'reviewboard_reviewboard'

ServerName:     'cr.wsd.com'
DocumentRoot:   '/data/reviewboard/htdocs'

URI:            '/'
Location:       '/'
Directory:      None
Filename:       '/data/reviewboard/htdocs/'
PathInfo:       ''

Phase:          'PythonHandler'
Handler:        'django.core.handlers.modpython'

Traceback (most recent call last):

  File "/usr/local/lib/python2.6/site-packages/mod_python/importer.py", 
line 1537, in HandlerDispatch
    default=default_handler, arg=req, silent=hlist.silent)

  File "/usr/local/lib/python2.6/site-packages/mod_python/importer.py", 
line 1229, in _process_target
    result = _execute_target(config, req, object, arg)

  File "/usr/local/lib/python2.6/site-packages/mod_python/importer.py", 
line 1128, in _execute_target
    result = object(arg)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/handlers/modpython.py", line 228, in handler
    return ModPythonHandler()(req)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/handlers/modpython.py", line 191, in __call__
    self.load_middleware()

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/handlers/base.py", line 40, in load_middleware
    mod = import_module(mw_module)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/utils/importlib.py", line 35, in import_module
    __import__(name)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/middleware/gzip.py", line 4, in <module>
    from django.utils.cache import patch_vary_headers

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/utils/cache.py", line 28, in <module>
    from django.core.cache import cache

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/cache/__init__.py", line 68, in <module>
    cache = get_cache(settings.CACHE_BACKEND)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/cache/__init__.py", line 66, in get_cache
    return getattr(module, 'CacheClass')(host, params)

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/cache/backends/filebased.py", line 31, in __init__
    self._createdir()

  File "/usr/local/lib/python2.6/site-packages/Django-1.1.1-
py2.6.egg/django/core/cache/backends/filebased.py", line 132, in _createdir
    raise EnvironmentError, "Cache directory '%s' does not exist and could 
not be created'" % self._dir

EnvironmentError: Cache directory '/tmp/reviewboard_cache' does not exist 
and could not be created'


What operating system are you using? What browser?
Linux,IE

Please provide any additional information below.