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FATAL: database "postgres" does not exist

Altcademy Team wrote on 7 February 2018

When running rails server, I get the error FATAL: database "postgres" does not exist

[SOLUTION]
Make sure you don't delete the default database postgres.
Check your databases in psql:
$ psql$ \l

To recreate database postgres in psql:
$ psql$ CREATE DATABASE postgres

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