hello Marlon, Here you go: sree@ubuntu:~$ su Password: root@ubuntu:/home/sree# sudo apt-get install esound Reading package lists... Done Building dependency tree Reading state information... Done You might want to run `apt-get -f install' to correct these: The following packages have unmet dependencies: default-jre: Depends: openjdk-6-jre (>= 6b11) but it is not going to be installed pulseaudio-esound-compat: Conflicts: esound E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution). root@ubuntu:/home/sree# apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... Done The following extra packages will be installed: openjdk-6-jre Suggested packages: icedtea6-plugin The following NEW packages will be installed: openjdk-6-jre 0 upgraded, 1 newly installed, 0 to remove and 57 not upgraded. 5 not fully installed or removed. Need to get 0B/230kB of archives. After this operation, 758kB of additional disk space will be used. Do you want to continue [Y/n]? y E: Invalid archive signature E: Prior errors apply to /var/cache/apt/archives/openjdk-6-jre_6b12-0ubuntu6_i386.deb debconf: apt-extracttemplates failed: Bad file descriptor dpkg-deb: `/var/cache/apt/archives/openjdk-6-jre_6b12-0ubuntu6_i386.deb' is not a debian format archive dpkg: error processing /var/cache/apt/archives/openjdk-6-jre_6b12-0ubuntu6_i386.deb (--unpack): subprocess dpkg-deb --control returned error exit status 2 Errors were encountered while processing: /var/cache/apt/archives/openjdk-6-jre_6b12-0ubuntu6_i386.deb E: Sub-process /usr/bin/dpkg returned an error code (1) root@ubuntu:/home/sree# regards, Sree On Tue, Nov 11, 2008 at 10:24 PM, Sreekanth Jayaprakash <