id summary reporter owner description type status component version resolution keywords cc guest host 434 virtualbox beta1 on Mac OS X leopard beta greywolf "virtualbox doesn't start with Failed to create VirtualBox COM object error. after checking as asked in user FAQ tried again by first running VBoxSVC in console . When doing this virtualbox start OK. Cannot find any other help on this issue on either FAQ or forums. I know I am running a not yet released OS but as Apple ADC member I am testing application for the next release, any thing you need to be looked at ? BTW Parrallel and Vmware run fine now on this version of Leopard " defect closed other VirtualBox 1.4.0 fixed other other