id summary reporter owner description type status component version resolution keywords cc guest host 12240 Windows ME BlueScreen during boot after update -- again as of VBox 4.3.8 [FIXED IN SVN] S.Seide "After updating VirtualBox from version 4.2.18 to 4.3.0 my Windows ME VM does not start anymore. During boot it crashes with an blue screen: While initializing device NTKERN Windows protection error. You need to restart your computer. System angehalten. Switching back to VirtualBox 4.2.18 the same VM starts again without any problem. VirtualBox 4.3.0-89960~Ubuntu~quantal, deb-Package from Oracle Host: Linux 3.5.0-42 (x86_64), Xubuntu 64Bit Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz Guest: Windows Millenium Edition, all patches installed 512MB RAM, 1 CPU, VT-x, Nested Paging, PAE/NX, no IO-APIC" defect closed other VirtualBox 4.3.8 fixed Windows Linux