request.print_exception handler

Traceback (most recent call last):

  File "/srv/sycamore_base/Sycamore/request.py", line 702, in run
    pagename_exists_name = Page(pagename, self).exists()
  File "/srv/sycamore_base/Sycamore/Page.py", line 281, in exists
    'wiki_id': self.request.config.wiki_id})
  File "/srv/sycamore_base/Sycamore/wikidb.py", line 142, in execute
    self.db.db = real_connect()
  File "/srv/sycamore_base/Sycamore/wikidb.py", line 258, in real_connect
    db = dbapi.connect(**d)
OperationalError: FATAL:  the database system is shutting down