OperationalError: (1030, 'Got error 28 from storage engine')

[admin]

How to Reproduce

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

(please provide additional details here)

User Agent was: Mozilla/5.0 (Windows NT 5.1; rv:8.0) Gecko/20100101 Firefox/8.0

System Information

Trac	0.12dev-r8016
Python	2.4.3 (#1, Sep 3 2009, 15:37:37) [GCC 4.1.2 20080704 (Red Hat 4.1.2-46)]
setuptools	0.6c12
MySQL	server: "5.0.77", client: "5.0.77", thread-safe: 1
MySQLdb	1.2.1
Genshi	0.6
Babel	0.9.5
mod_python	3.2.8
jQuery:	1.3.2

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/web/main.py", line 459, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/web/main.py", line 214, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/wiki/web_ui.py", line 166, in process_request
    return self._render_view(req, versioned_page)
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/wiki/web_ui.py", line 512, in _render_view
    templates = [template[len(prefix):] for template in
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/wiki/api.py", line 214, in get_pages
    self._update_index()
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/wiki/api.py", line 198, in _update_index
    cursor.execute("SELECT DISTINCT name FROM wiki")
  File "/usr/lib/python2.4/site-packages/Trac-0.12dev_r8016-py2.4.egg/trac/db/util.py", line 51, in execute
    return self.cursor.execute(sql)
  File "/usr/lib64/python2.4/site-packages/MySQLdb/cursors.py", line 163, in execute
    self.errorhandler(self, exc, value)
  File "/usr/lib64/python2.4/site-packages/MySQLdb/connections.py", line 35, in defaulterrorhandler
    raise errorclass, errorvalue
OperationalError: (1030, 'Got error 28 from storage engine')

[Christian Boos]

A quick googling seems to indicate this is MySQL's way of telling you that /tmp is full…

As a side note, I see that you use MySQLdb version 1.2.1. You may experience (other) problems with that one, in which case please upgrade to a recommended version (see MySqlDb#MySQLdb).