Postgresql: password authentication failed for user “postgres”

Question

I have installed PostgreSQL 8.4, Postgres client and Pgadmin 3. Authentication failed for user \"postgres\" for both console client and Pgadmin. I have typed user as \"postg

Answer 1

In my case, its Password was longer than 100 characters. Setting it to a smaller character password worked.

Actually I am wondering is there a reference somewhere to that.