louis@louis-server:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue [Y/n]?
Failed to connect to database: Access denied for user 'root'@'localhost' (using password: YES) at -e line 5, <> line 1.
Failed to connect to database: Access denied for user 'root'@'localhost' (using password: YES) at -e line 5, <> line 1.
dpkg: error processing mythtv-database (--configure):
 subprocess installed post-installation script returned error exit status 255
configured to not write apport reports
                                      Errors were encountered while processing:
 mythtv-database
E: Sub-process /usr/bin/dpkg returned an error code (1)