Unpacking ltsp-client-core (from .../ltsp-client-core_5.2.8-0ubuntu1_i386.deb) ...
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
dpkg: error processing /var/cache/apt/archives/ltsp-client-core_5.2.8-0ubuntu1_i386.deb (--unpack):
 subprocess new pre-installation script returned error exit status 1