keymgruser:FATAL: password authentication failed for user

How to fix this below error ?unable to install keymanager and it failed with below logs from their pod,

105 common frames omitted\nCaused by: org.postgresql.util.PSQLException: FATAL: password authentication failed for user "keymgruser"\n\tat org.postgresql.core.v3.ConnectionFactoryImpl.doAuthentication(ConnectionFactoryImpl.java:475)\n\tat org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:207)\n\tat org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:49)\n\tat org.postgresql.jdbc.PgConnection.(PgConnection.java:195)\n\tat org.postgresql.Driver.makeConnection(Driver.java:452)\n\tat org.postgresql.Driver.connect(Driver.java:254)\n\tat com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:117)\n\tat com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:123)\n\tat com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:365)\n\tat com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:194)\n\tat com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:460)\n\tat com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:534)\n\t… 118 common frames omitted\n",“appName”:“keys-generator”}

Dear @parandhaman,

Thank you for reaching out, We are looking into your query and one of our expert collegues will respond to it here.

Best Regards
Team MOSIP

@parandhaman

Please ensure that the user keymgruser exists on the postgres server.
Ensure the password is provided to the config-server deployment as the env variable.

            - name: SPRING_CLOUD_CONFIG_SERVER_OVERRIDES_DB_DBUSER_PASSWORD
              valueFrom:
                secretKeyRef:
                  key: db-dbuser-password
                  name: db-common-secrets