id summary reporter owner description type status component version resolution keywords cc guest host 6119 CentOS 5.4 32-bit guest hangs after Win7 x64 host is suspended Julien Pierre "Every time I come into the office and resume my Windows host, the CentOS VM is hung. The only way to continue working is to power off the VM. ACPI shutdown signal does not work. I have attached several logs. Hardware is dual Intel xeon quad core with virtual extensions, 6GB of RAM. Host OS is Win7 x64 ultimate." defect closed other VirtualBox 3.1.2 obsolete other other