error when trying to install phpMyAdmin

Got the error message when I ran: sudo apt-get install phpmyadmin

root@redflyinghorse:/# sudo apt-get install phpmyadmin Reading package lists… Done Building dependency tree
Reading state information… Done The following extra packages will be installed: dbconfig-common fontconfig-config libfontconfig1 libgd2-xpm libjpeg-turbo8 libjpeg8 libt1-5 libxpm4 php5-gd ttf-dejavu-core Suggested packages: libgd-tools The following NEW packages will be installed: dbconfig-common fontconfig-config libfontconfig1 libgd2-xpm libjpeg-turbo8 libjpeg8 libt1-5 libxpm4 php5-gd phpmyadmin ttf-dejavu-core 0 upgraded, 11 newly installed, 0 to remove and 84 not upgraded. Need to get 37.5 kB/8,065 kB of archives. After this operation, 22.6 MB of additional disk space will be used. Do you want to continue [Y/n]? Y Err http://archive.ubuntu.com/ubuntu/ precise-updates/main php5-gd i386 5.3.10-1ubuntu3.4 404 Not Found [IP: 91.189.92.200 80] Err http://security.ubuntu.com/ubuntu/ precise-security/main php5-gd i386 5.3.10-1ubuntu3.4 404 Not Found [IP: 91.189.91.13 80] Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/p/php5/php5-gd_5.3.10-1ubuntu3.4_i386.deb 404 Not Found [IP: 91.189.91.13 80]