Hi sdson, Could you provide us with the following information please in order to help you? thanks!:
1. Specification of Desktop/Notebook, including Processor (32- or 64-bit), Graphics, Hard Drive (preferably a screenshot using Zorin's Gparted in live mode.
2. Which version of Zorin are you trying to install?
3. Are you attempting to dual-boot this machine with another Operating System? Which other System do you have installed?
To prepare for dual-booting, please check out this post:
viewtopic.php?f=4&t=6075