How to resolve the Leopard Blue Screen of Death

This came as a shocker to me, mainly because I have done uncounted OS X upgrades in the past with only very minor issues mainly to due to some accessory drivers. But tonight while upgrading my friends 24 inch iMac 1st generation we had a biggie of a problem, the blue screen of death that did not go away no matter how long we stared at it. We tried resetting the PRAM and booting into Single user mode and running FSCK repairs but nothing seemed to help. So we booted up his IBM laptop and had a look on Apple’s forum, it seems 8000 or more people where interested in the same thing - as the post for “Leopard Blue Screen Freeze” was a very popular one to say the least! After searching through many of the posts we found one that looked worth trying and like an angle of mercy it worked! On our next reboot we where in to Leopard, phew! Well here is a cut and paste from the actual post, if you are experiencing this problem give this a try and I really hope Apple fixes this because it is very unlike any Apple update I have experienced in the past. Read more