TALLURI Nareshkumar wrote: > [0]postgres@axmdevhkdb008$ [PHKGAXMD008] psql > psql: FATAL: database "postgres" does not exist That's not necessarily a problem. The "postgres" database is generally empty and some installations don't even have one. Use "psql -d template1" instead, or start postgres in single-user mode. > Since we are not able to connect to DB , we did a new initialization and > copy the directories from base directory to new base directory(in new data > location) This can't work. If you have a backup from just before that point, you should restore it and work from that without writing anything into the data directory. Best regards, -- Daniel Vérité PostgreSQL-powered mailer: https://www.manitou-mail.org Twitter: @DanielVerite