postgresql - psql: fatal role "root" does not exist -


gone through many question answer problem not solved..

method tried,

user@user-latitude-xt3:~$ sudo su postgres no passwd entry user 'postgres' user@user-latitude-xt3:~$

and many..

am keep on getting fatal error user not exist

any working solution?

please note before marking duplicate, tried similar wasnt solved yet...

this how login postgres:

sudo -i sudo -i -u postgres

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