Comments - Reinstall Mysql database with too manny errosr...

I'm remove all folders with mysql and reinstall all. in momment of securize mysql install have this error...

ubuntu@ubuntu:/var/www/html/blog$ sudo mysql_secure_installation

Securing the MySQL server deployment.

Enter password for user root:
Error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)

How to correct this ?

This looks like the version of mysql_secure_installation included with MySQL, not with MariaDB.

sudo apt install mariadb-server Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are no longer required: libevent-core-2.1-7 libevent-pthreads-2.1-7 libmecab2 libprotobuf-lite23 linux-headers-5.8.0-1016-raspi linux-image-5.8.0-1016-raspi linux-modules-5.8.0-1016-raspi linux-raspi-headers-5.8.0-1016 mecab-ipadic mecab-ipadic-utf8 mecab-utils Use 'sudo apt autoremove' to remove them. The following additional packages will be installed: mariadb-client-10.3 mariadb-client-core-10.3 mariadb-server-10.3 mariadb-server-core-10.3 Suggested packages: mailx mariadb-test tinyca The following packages will be REMOVED: mysql-client-8.0 mysql-client-core-8.0 mysql-server mysql-server-8.0 mysql-server-core-8.0 The following NEW packages will be installed: mariadb-client-10.3 mariadb-client-core-10.3 mariadb-server mariadb-server-10.3 mariadb-server-core-10.3 0 upgraded, 5 newly installed, 5 to remove and 0 not upgraded. Need to get 0 B/15.8 MB of archives. After this operation, 81.4 MB disk space will be freed. Do you want to continue? [Y/n] y Preconfiguring packages ... dpkg: warning: files list file for package 'mysql-common' missing; assuming package has no files currently installed (Reading database ... 195980 files and directories currently installed.) Removing mysql-server (8.0.23-0ubuntu0.20.10.1) ... Removing mysql-server-8.0 (8.0.23-0ubuntu0.20.10.1) ... Failed to stop mysql.service: Unit mysql.service not loaded. invoke-rc.d: initscript mysql, action "stop" failed. dpkg: error processing package mysql-server-8.0 (--remove): installed mysql-server-8.0 package pre-removal script subprocess returned error exit status 1 dpkg: too many errors, stopping Failed to stop mysql.service: Unit mysql.service not loaded. invoke-rc.d: initscript mysql, action "stop" failed. Failed to preset unit: File mysql.service: Link has been severed /usr/bin/deb-systemd-helper: error: systemctl preset failed on mysql.service: No such file or directory Failed to start mysql.service: Unit mysql.service not found. invoke-rc.d: initscript mysql, action "start" failed. Unit mysql.service could not be found. dpkg: error while cleaning up: installed mysql-server-8.0 package post-installation script subprocess returned error exit status 1 Errors were encountered while processing: mysql-server-8.0 Processing was halted because there were too many errors. E: Sub-process /usr/bin/dpkg returned an error code (1) ubuntu@ubuntu:$

Hey do you solve this problem I also get same problem....