id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host 13833,Digitial Guardian Agent + VirtualBox = BSOD,Suo,,"I can start the VirtualBox Manager, but when I attempt to start a VM, the Windows host blue screens. An attempt to fix this crash with dgmaster.sys was made in changeset 53021 ( https://www.virtualbox.org/changeset/53021/vbox ) but I am still seeing issues in VirtualBox 4.3.22 on Windows 7 x64. The only workaround I have found is to revert to 4.3.12. Unfortunately, VBox.log is not written before the system halts.",defect,closed,host support,VirtualBox 4.3.22,obsolete,Digital Guardian Agent DGAgent dgmaster.sys BSOD Blue Screen SUPHardenedVerifyProcess-win SUPR3HardenedMain-win,,all,Windows