E:Не удалось открыть файл /var/cache/apt/srcpkgcache.bin - open (13 Permission denied), E:Списки пакетов или status-файл не могут быть открыты или прочитаны

Thank you for taking the time to report this bug and helping to make Ubuntu better.

Relevant error message:

Подготовка к замене пакета mysql-server 5.1.30really5.0.75-0ubuntu10 (используется файл .../mysql-server_5.1.30really5.0.75-0ubuntu10.1_all.deb)...
 * Stopping MySQL database server mysqld
   ...fail!
invoke-rc.d: initscript mysql, action "stop" failed.
invoke-rc.d returned 1
There is a MySQL server running, but we failed in our attempts to stop it.
Stop it yourself and try again!

Could you please provide the following information:

 * content of /var/log/daemon.log related to mysql processes:

    /var/log/daemon.log

 * apparmor audit messages related to mysqld:

    /var/log/kern.log

 * mysql configuration stripped of private information (such as password):

    /etc/mysql/my.cnf

 * extra mysql configuration from the conf.d directory:

    /etc/mysql/conf.d/

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to "New". Thanks again!