## mark a section (Learn more)

Need to get 0B/27.2MB of archives. After this operation, 88.1MB of additional disk space will be used. Preconfiguring packages ... (Reading database ... 126901 files and directories currently installed.) Unpacking mysql-server-5.0 (from .../mysql-server-5.0_5.1.30really-5.0.77-d8-ourdelta54_i386.deb) ... Aborting downgrade from (at least) 5.1 to 5.0. dpkg: error processing /var/cache/apt/archives/mysql-server-5.0_5.1.30really-5.0.77-d8-ourdelta54_i386.deb (--unpack): subprocess pre-installation script returned error exit status 1 Errors were encountered while processing: /var/cache/apt/archives/mysql-server-5.0_5.1.30really-5.0.77-d8-ourdelta54_i386.deb E: Sub-process /usr/bin/dpkg returned an error code (1) /var/lib/dpkg/info $ ls mysql-* mysql-client-5.0.list mysql-client-5.1.list mysql-common.conffiles mysql-common.md5sums mysql-common.preinst mysql-server-5.1.postrm mysql-client-5.0.md5sums mysql-client-5.1.postrm mysql-common.list mysql-common.postrm mysql-server-5.1.list

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