Code:root@borisc:~# apt-get install libmysqlclient-dev:i386 Reading package lists... Done Building dependency tree Reading state information... Done Package libmysqlclient-dev:i386 is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source E: Package 'libmysqlclient-dev:i386' has no installation candidate