mysql-server will not install

[JvdS45]

sudo dpkg --configure mysql-server-5.1
Instellen van mysql-server-5.1 (5.1.58-1ubuntu1) ...
apparmor_parser: Regex grouping error: Unclosed grouping or character class, expecting close }
apparmor_parser: Unable to parse input line '/{,var/run/mysqld/mysqld.pid'
apparmor_parser: Regex grouping error: Unclosed grouping or character class, expecting close }
apparmor_parser: Unable to parse input line '/{,var/run/mysqld/mysqld.sock'
ERROR processing regexs for profile /usr/sbin/mysqld, failed to load
start: Job failed to start
invoke-rc.d: initscript mysql, action "start" failed.
dpkg: fout bij afhandelen van mysql-server-5.1 (--configure):
subproces installed post-installation script gaf een foutwaarde 1 terug
Fouten gevonden tijdens behandelen van:
mysql-server-5.1


I did uninstalled and re-install it nothing will help :| even configuring mysql will not boot up what can i do? to let work mysql?

[raja.genupula]

Hi try to remove the package with purging

sudo apt-get remove --purge <pkg_name>

and then install it .

to start the mysql server after installing it do this ...

sudo /etc/init.d/mysql start
and to login

mysql -u root -p

all the best .