I want to upgrade from 10.5.2 to 10.6.2. I have tried but I have got various errors such as a kernel panic when I try to install Hazzard Intel AMD 10.6.2. Currently I have Kalyway 10.5.2.

I have a Pentium4 519 (P) 3.06 GHz with 4GB of RAM.

Thanks for any help,