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This error is probably due to a corrupt deb archive. Please execute the following command in a terminal to clear your cache and then try re- installing apache2-mpm-prefork: sudo apt-get clean If this resolves your issue please set this bug's status to Invalid. Thanks ** Changed in: apache2 (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to apache2 in Ubuntu. https://bugs.launchpad.net/bugs/776299 Title: package apache2-mpm-prefork (not installed) failed to install/upgrade: subprocess dpkg-deb --control returned error exit status 2 -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs