From the logs (translated from spanish):
Setting up mysql-server-5.5 (5.5.24-0ubuntu0.12.04.1) ... AppArmor parser error for / etc / apparmor.d / usr.sbin.mysqld in / etc / apparmor.d / usr.sbin.mysqld in Line 40: syntax error, unexpected TOK_END_OF_RULE, expecting TOK_MODE start: Job failed to start invoke-rc.d: initscript mysql, action "start" failed. dpkg: error processing mysql-server-5.5 (- configure): subprocess installed post-installation script returned error exit code 1
From the logs (translated from spanish):
Setting up mysql-server-5.5 (5.5.24- 0ubuntu0. 12.04.1) ...
AppArmor parser error for / etc / apparmor.d / usr.sbin.mysqld in / etc / apparmor.d / usr.sbin.mysqld in Line 40: syntax error, unexpected TOK_END_OF_RULE, expecting TOK_MODE
start: Job failed to start
invoke-rc.d: initscript mysql, action "start" failed.
dpkg: error processing mysql-server-5.5 (- configure):
subprocess installed post-installation script returned error exit code 1