The following bug has been logged online:
Bug reference: 1417
Logged by: Joseph Donahue
Email address: joseph@odonahue.com
PostgreSQL version: 8.0
Operating system: Win2K SP4
Description: Enabling development installation in installation
options of MSI does not enable any...
Details:
... of the sub features.
Run postgresql-8.0.msi click 'Next' until you get to the "Installation
options" page, Scroll down to the development node and select "Will be
installed on local hard drive". Then expand the node. None of the
sub-features have been selected for installation.
At least one of those sub-features should have been enabled for
installation.