Database error

[languid harbor]

server sent charset (0) unknown to the client.

[teal crown]

@languid harbor; Change character-set-collations in /etc/mysql/mariadb.conf.d/50-server.cnf to utf8mb4=utf8mb4_general_ci.
Restart mariadb after changing the config file.

[languid harbor]

^

[stray mauve]

same error

no fix

[languid harbor]

Then you haven't done it correctly or it's not actually the same error