Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)

Query: SELECT textos.texto_cas, textos.lugar FROM `textos` WHERE activo = 1 ORDER BY lugar
Erro: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)

Query: SELECT caracteres.id, caracteres.nome_cas, caracteres.nome, caracteres.hexadecimal, caracteres.imaxe, caracteres.html_nome, caracteres.caracteres_partes_unicode FROM `caracteres` WHERE activo = 1 AND id = 609 LIMIT 1
Erro: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)

Query: SELECT caracteres_partes_unicode.id, caracteres_partes_unicode.nome_cas FROM `caracteres_partes_unicode` WHERE id = LIMIT 1
Erro: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111)

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