Database schema import always failed for PostgreSQL

[lbetz]

Error: 'psql 'host=localhost user=icinga2 port=5432 dbname=icinga2 ' -w -f '/usr/share/icinga2-ido-pgsql/schema/pgsql.sql'' returned 2 instead of one of [0]
Error: /Stage[main]/Icinga2::Feature::Idopgsql/Exec[idopgsql-import-schema]/returns: change from 'notrun' to ['0'] failed: 'psql 'host=localhost user=icinga2 port=5432 dbname=icinga2 ' -w -f '/usr/share/icinga2-ido-pgsql/schema/pgsql.sql'' returned 2 instead of one of [0]
Notice: /Stage[main]/Icingaweb2::Config/Exec[import schema]/returns: psql: FATAL: password authentication failed for user "icingaweb2"
Error: 'psql 'host=localhost user=icingaweb2 port=5432 dbname=icingaweb2 ' -w -f /usr/share/doc/icingaweb2/schema/pgsql.schema.sql' returned 2 instead of one of [0]
Error: /Stage[main]/Icingaweb2::Config/Exec[import schema]/returns: change from 'notrun' to ['0'] failed: 'psql 'host=localhost user=icingaweb2 port=5432 dbname=icingaweb2 ' -w -f /usr/share/doc/icingaweb2/schema/pgsql.schema.sql' returned 2 instead of one of [0]