id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
6	0003037: AHCI Mode at Virtualbox hangs on OS2CDROM.DMD	ecsnl	somebody	"Bug opened in the eComStation bugtracker. Customer pointed to this bug to follow it. 

Running at:
- VxT capable machine i3 with Windows 7 64bits
- VirtualBox 4.0.6 (Windows 7 Host)


When changing the settings on the Virtual Machine Storage (Screenshot 1) to use AHCI HDD and CDROM the boot procedure hangs on OS2CDROM.DMD
This bug was reported the eComStation bugtracker 


The Boot settings get change to Virtual Machine (Screenshot 2) and turn AHCI mode (Screenshot 3).

- It hangs at OS2CDROM.DMD (Screenshot 4)
- It hangs at JJCDROM.DMD (Screenshot 5)
- It hangs at old OS2CDROM.DMD (Screenshot 6)


The workarround is to do not use AHCI SATA DRIVERS on VirtualBox, but this bug report can be usefull to fix OS2AHCI and OS2CDROM. "	defect	closed	major		driver		fixed