Please run 'sudo fuser /var/cache/debconf/config.dat' in a terminal, then 'ps wwww <pid>' where <pid> is the numeric PID returned from the previous command, and paste the result of both commands here.
Please run 'sudo fuser /var/cache/ debconf/ config. dat' in a terminal, then 'ps wwww <pid>' where <pid> is the numeric PID returned from the previous command, and paste the result of both commands here.