Marco Ippolito wrote: > (base) postgres@pc:~$ psql --cluster 11/fabmnet -h localhost > Password for user postgres: > psql: FATAL: password authentication failed for user "postgres" > FATAL: password authentication failed for user "postgres" Did you set a password for the postgres user in that newly created cluster? If not, try psql --cluster 11/fabmnet (without -h localhost), it should connect you without a password, then set a password with the \password command in psql, then try again with -h localhost. Best regards, -- Daniel Vérité PostgreSQL-powered mailer: http://www.manitou-mail.org Twitter: @DanielVerite