id summary reporter owner description type status component version resolution keywords cc guest host 9522 BSOD - after enabling virtualization and VT-d in BIOS Stian Indal Haugseth "My guest OS was very slow so I tried to enable virtualization and VT-D in BIOS. After booting the guest OS and starting some heavy Java-apps i get a blue screen. This happens every time. It seems the BSOD happens less frequently if I give the guest less RAM (e.g. 1GB) I have a colleague who experiences the exact same problem. Host: Lenovo T410s 3GB RAM Windows XP SP3 32b it Guest: 4 CPU 1400MB RAM CentOS 6.0 32 bit Running Oracle OSB + Eclipse (requires much RAM) " defect closed other VirtualBox 4.1.2 obsolete other Windows