PostgreSQL has a wide variety of community and commercial support options available for users. The Community section of this website details the support options available to users from the PostgreSQL community, including mailing lists and IRC. And don't forget to read the FAQs and documentation.
Commercial support is also available from one of the many companies providing professional services to the PostgreSQL community. A listing of companies that provide hosting with PostgreSQL access is also available.
You can see previous bug reports, and track your own on the firstname.lastname@example.org mailing list.