package mysql-server-5.5 5.5.32-0ubuntu0.12.04.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

after the last update...

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: mysql-server-5.5 5.5.32-0ubuntu0.12.04.1
ProcVersionSignature: Ubuntu 3.2.0-49.75-generic 3.2.46
Uname: Linux 3.2.0-49-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu17.3
AptOrdering:
 mysql-server-5.5: Configure
 mysql-server: Configure
Architecture: amd64
Date: Thu Jul 25 20:06:35 2013
DuplicateSignature: package:mysql-server-5.5:5.5.32-0ubuntu0.12.04.1:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
Logs.var.log.daemon.log:

MarkForUpload: True
MySQLConf.etc.mysql.conf.d.mysqld.safe.syslog.cnf:
 [mysqld_safe]
 syslog
MySQLConf.etc.mysql.my.cnf: Error: [Errno 2] No such file or directory: '/etc/mysql/my.cnf'
MySQLVarLibDirListing: ['ib_logfile0', 'ib_logfile1', 'ibdata1', 'test', 'performance_schema', 'debian-5.5.flag', 'mysql']
SourcePackage: mysql-5.5
Title: package mysql-server-5.5 5.5.32-0ubuntu0.12.04.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to precise on 2012-06-30 (392 days ago)