System will not boot – Hangs at jgogo.sys and sptd.sys Posted on July 4, 2008 by MyTechGuide Reply I am running Windows Xp with SP2. Suddenly, system hangs when booting. It also hangs when running last known good configuration. In safe mode, booting stops on jgogo.sys, with message “Press Esc to cancel loading sptd.sys”. Continue reading →