We used slightly different URL and this worked for us.http://www.dell.com/support/home/us/en/19/product-support/servicetag/{assettag}?show_warranty_modal=true
from What LS suppoort is saying, this appears to be an issue with the change of Dell's web site. When I run this tool the Purchase date is OK but the warranty date is showing as -Warranty Date: '1/1/0001' Anyone have any idea how to fix this tool to...