Secure Connect Gateway: Não foi possível modificar as configurações do gerenciador de políticas porque a conta está bloqueada

From /var/lib/docker/volumes/esrslog/_data/var/log/esrs/policymanager.log (Error code 423, text "User account is locked"):
ERROR com.dellemc.iot.platform.pmc.service.pm.PolicyManagerInteractionService [http-nio-7778-exec-9, 559af94c-d8ae-48ee-8c49-c7ad28c81564, ] Got exception from server error code is 423, and error text is User account is locked.
ERROR com.dellemc.iot.platform.pmc.controller.advise.PolicyManagerControllerAdvice [http-nio-7778-exec-9, 559af94c-d8ae-48ee-8c49-c7ad28c81564, ] Error for {}
com.dellemc.iot.platform.pmc.exception.PolicyManagerClientException: Something went wrong at Backend. Please try after sometime.

• A senha do gerenciador de políticas é alterada sem antes desativar a conexão SCG-PM.

• A lockbox do gateway de conexão segura é redefinida durante o upgrade ou a solução de problemas

Pre 5.16: # docker exec -u postgres esrsde-app psql -U postgres -d vapp -c 'delete from policy_manager_config'

Post 5.16: # docker exec esrsde-app psql -U postgres -d vapp -c 'delete from policy_manager_config'

# docker exec -u postgres esrsde-app psql -U postgres -d vapp -c 'select * from policy_manager_config'
psql: error: connection to server on socket "/var/run/postgresql/.s.PGSQL.5432" failed: FATAL:  Peer authentication failed for user "postgres"