Failed to start MariaDB 10.2.13 database server

[clarkej]

FWIW this may help

Apparently the cause of the problem was mysqld was not shut down properly?

[SOLVED] Mysql error after restart

Hello, I’ve SOLVED the issue by myself, I’d like to share the solution with the community. This post helped me to SOLVE the issue: I’ve found the following error in /var/lib/mysql/mysql-error.log 2018-04-16 16:22:15 140293027571904 [ERROR] Found 1 prepared transactions! It means that mysqld was not shut down properly last time and critical recovery information (last binlog or tc.log file) was manually deleted after a crash. You have to start mysqld with --tc-heuristic-recover switch to comm…