[mythtv-users] Mythbackend isn't running at startup right after install, why?

[Zhaomax]

Hi,
   Mythbackend isn't running at startup right after install,why?
$ more /var/log/mythtv/mythbackend.log

2007-08-27 17:42:42.701 Using runtime prefix = /usr
2007-08-27 17:42:42.829 New DB connection, total: 1
2007-08-27 17:42:42.870 Connected to database 'mythconverg' at host: localhost
2007-08-27 17:42:42.919 Current Schema Version: 
2007-08-27 17:42:43.161 Newest Schema Version : 1160
2007-08-27 17:42:43.189 New DB connection, total: 2
2007-08-27 17:42:43.238 Connected to database 'mythconverg' at host: localhost
2007-08-27 17:42:43.352 Setting Lock for Database Schema upgrade. If you see a l
ong pause here it means the Schema is already locked and is being upgraded by an
other Myth process.
QString::arg(): Argument missing: ERROR: Unable to acquire database upgrade lock
, Driver error was [2/130]:
QMYSQL3: Unable to execute query
Database error was:
Incorrect file format 'schemalock'

2007-08-27 17:42:43.497 ERROR: Unable to acquire database upgrade lock
2007-08-27 17:42:43.590 Couldn't upgrade database to new schema

Good luck 
                                          zhaomax


       
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