sudo dpkg --purge --force-all php5-memcache
(Reading database ... 64097 files and directories currently installed.)
Removing php5-memcache ...
dpkg: error processing php5-memcache (--purge):
 subprocess installed pre-removal script returned error exit status 1
Processing triggers for php5-fpm ...
[ ok ] Restarting PHP5 FastCGI Process Manager: php5-fpm.
Errors were encountered while processing:
 php5-memcache
carl@linuxlounge:/etc/php5/conf.d$ sudo dpkg --purge --force-all php5-memcache^C
carl@linuxlounge:/etc/php5/conf.d$ sudo apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
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
Setting up php5-memcache (5.4.7-1~dotdeb.0) ...
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
/var/lib/dpkg/info/php5-memcache.postinst: 22: local: not in a function
dpkg: error processing php5-memcache (--configure):
 subprocess installed post-installation script returned error exit status 2
Processing triggers for php5-fpm ...
[ ok ] Restarting PHP5 FastCGI Process Manager: php5-fpm.
Errors were encountered while processing:
 php5-memcache
E: Sub-process /usr/bin/dpkg returned an error code (1)