a Bug?

When I set locales,it says [EMAIL PROTECTED]:~$ sudo dpkg-reconfigure locales 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

Any good and high quality music player?

Hello,every body My laptop's soundcard is AC 97 and when I play music in Ubuntu or Debian,the quality is to bad. Any software or driver can solve?