id summary reporter owner description type status component version resolution keywords cc guest host 17807 VM fails to start Abdelj "Running Version 5.1.14 r112924 (Qt5.6.2) on Windows 7 64bit, suddenly it fails to start with below error: The virtual machine 'Oracle Linux 6.7' has terminated unexpectedly during startup with exit code 1 (0x1). More details may be available in 'D:\Virtual_Machines\Oracle Linux 6.7\Logs\VBoxHardening.log'. " defect new other VirtualBox 5.2.12 Linux Windows