I'm having this issue when trying to launch linux virtual machine in the Heeselicht scenario. My machine is a Lenovo X230.
unresolvable exception 3, pd 'init -> cli_monitor -> linux -> vbox', thread 'EMT-1', cpu 0, ip=0x1103ca5, no signal handler
unresolvable exception 3, pd 'init -> cli_munresolvable exceptiononitor -> linux -> vbox', thread 'EMT-2', cpu 0, ip=0x1103ca5, no signal handler
unresolvable exception 3, pd 'init -> cli_monitor -> linux -> vbox', thread 'EMT-3', cpu 0, ip=0x1103ca5, no signal handler
unresolvable exception 3, pd 'init -> cli_monitor -> linux -> vbox', thread 'VMPwrUp', cpu 0, ip=0x1103cdd, no signal handler
unresolvable exception 3, pd 'init -> cli_monitor -> linux -> vbox', thread 'EMT-0', cpu 0, ip=0x1103cdd, no signal handler
The complete output is attached hereby.