Apple responds to blue screen issues

MacMerc reports that Apple has released a support article that confirms that "application enhancement" softwares are to be blame for reports of "blue screens" during the process of upgrading to Leopard.

Mac OS X 10.5: "Blue screen" appears after installing Leopard and restarting

Issue or symptom
After completing an upgrade installation of Leopard and restarting the computer, a "blue screen" may appear for an extended period of time.

Products affected
Mac OS X 10.5 Leopard

Solution
You may have third-party "enhancement" software installed that does not work with Mac OS X 10.5 Leopard. Use one of these solutions...

Reports of 'blue screens' came in as soon as Leopard was released last Friday. You can read the rest of the support article here.