TimeoutError: Unable to get database connection within 0 seconds. (OperationalError: (2002, "Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)"))

[anonymous]

How to Reproduce

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

(please provide additional details here)

Request parameters:

{}

User agent: #USER_AGENT#

System Information

System information not available

Enabled Plugins

Plugin information not available

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/trac/web/main.py", line 497, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.7/dist-packages/trac/web/main.py", line 179, in dispatch
    chosen_handler)
  File "/usr/lib/python2.7/dist-packages/trac/web/main.py", line 325, in _pre_process_request
    chosen_handler = filter_.pre_process_request(req, chosen_handler)
  File "/usr/lib/python2.7/dist-packages/trac/versioncontrol/api.py", line 343, in pre_process_request
    repo = self.get_repository(reponame)
  File "/usr/lib/python2.7/dist-packages/trac/versioncontrol/api.py", line 540, in get_repository
    with self.env.db_transaction: # prevent possible deadlock, see #4465
  File "/usr/lib/python2.7/dist-packages/trac/db/api.py", line 147, in __enter__
    db = self.dbmgr.get_connection()
  File "/usr/lib/python2.7/dist-packages/trac/db/api.py", line 262, in get_connection
    db = self._cnx_pool.get_cnx(self.timeout or None)
  File "/usr/lib/python2.7/dist-packages/trac/db/pool.py", line 213, in get_cnx
    return _backend.get_cnx(self._connector, self._kwargs, timeout)
  File "/usr/lib/python2.7/dist-packages/trac/db/pool.py", line 134, in get_cnx
    raise TimeoutError(errmsg)
TimeoutError: Unable to get database connection within 0 seconds. (OperationalError: (2002, "Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)"))

[Ryan J Ollos]

InstallationIssue. See TracEnvironment#MySQLConnectionString for information on configuring Trac with MySQL. Please ask on the trac-users MailingList if you have more questions.

Probably a duplicate of #12293. Please don't open any more tickets.