Apple offers advice on 10.5.6 upgrade problems
Apple has acknowledged an issue encountered by some Leopard users trying to install the company's latest update released Monday.
In a support document posted to its site, Apple described an issue in which a Mac would hang on a "Configuring installation" window when trying to install Mac OS X 10.5.6. That was apparently the result of an incomplete update getting seeded into the Software Update process, and Mac OS X will freak out if it tries to install a partially downloaded update.
Apple recommends that if you encounter this problem, or have already, that you … Read more