Since the postgresql people was corrected the problem with 7.1.1 and I did one sucefull install of OpenACS4 someone did a commit and it never works again, the error is shoewed bellow, note it works fine with 3.2.5.
[15/May/2001:20:38:22][1229.4101][-conn0-] Error: Error sourcing /usr/local/aolserver/servers/server1/packages/acs-bootstrap-installer/installer/install-data-model.tcl:
psql:acs-metadata-create.sql:634: ERROR: parser: parse error at or near "acs_object"
psql:acs-objects-create.sql:156: ERROR: Function 'acs_object_type__create_type(unknown, unknown, unknown, unknown, unknown, unknown, unknown, unknown, unknown, unknown)' does not exist
Unable to identify a function that satisfies the given argument types
You may need to add explicit typecasts