1) 9/7/2004 873423873423  873423.html">"Stop" error message when you install Virtual PC Additions and SMS client components on a Windows NT 4.0-based virtual machine in Virtual PC 2004
(873423) - Describes a problem where a Windows NT 4.0 virtual machine quits unexpectedly when you install Virtual PC Additions and the SMS client components.

2) 6/24/2004 833506833506  833506.html">Virtual PC 2004 stops responding when it starts a virtual machine
(833506) - Fixes a problem where Virtual PC 2004 stops responding when it runs on a Windows XP-based computer that uses an AMD Athlon processor.

3) 5/11/2004 824549824549  824549.html">How to join a Microsoft Windows 3.11 virtual machine to a Microsoft Windows NT 4.0 domain
(824549) - Describes how to install the network client on a Microsoft Windows 3.11 virtual machine so that the Windows 3.11 client can gain access to resources in a Microsoft Windows NT 4.0 domain.

4) 4/23/2004 308259308259  308259.html">POSIX and OS/2 are not supported in Windows XP
(308259) - Explains how the OS/2 and POSIX subsystems are not supported in Windows XP and offers an alternative solution.

5) 4/2/2004 837340837340  837340.html">"Virtual PC was unable to commit changes" error message when you try to save changes to a virtual machine in Virtual PC 2004
(837340) - Describes the steps that you can take to resolve the issue that lies behind the "Virtual PC was unable to commit changes" error message. This error occurs when you try to save the changes to a virtual machine.

6) 4/2/2004 837339837339  837339.html">"Stop 0x000000DA" error occurs on a host computer after you start a virtual machine in Virtual PC 2004
(837339) - Describes how to modify the TrackPTEs registry entry to prevent a "Stop 0x000000DA" error from being generated in the Vmm.sys file.

7) 3/12/2004 834313834313  834313.html">Your changes are saved on the disk image when you shut down your virtual machine in Virtual PC 2004
(834313) - Describes how to use the Undo Disks feature in Virtual PC to prevent your changes from saving on the disk image when you shut down your virtual machine.

8) 3/12/2004 834310834310  834310.html">The network adapter on the host computer loses connectivity when you start a virtual machine in Virtual PC 2004
(834310) - Describes how to reinstall the Virtual Machine Network Services driver when the physical computer loses network connectivity with an error stating that the Virtual PC could not open its emulated Ethernet switch driver.

9) 3/12/2004 834312834312  834312.html">The virtual machine cannot access a floppy disk on the host computer in Virtual PC 2004
(834312) - You cannot access a floppy disk in a virtual machine when another virtual machine or the host computer is using the floppy disk. Only one computer can use the floppy disk at a time.

10) 3/11/2004 835356835356  835356.html">A virtual machine cannot access the serial port or the parallel port on the physical computer
(835356) - Explains that a virtual machine cannot access the serial port or the parallel port on the physical computer if the physical computer is using the port or another virtual machine has already captured the port.

11) 3/11/2004 835354835354  835354.html">Drag-and-drop and folder sharing functionality do not work correctly on a Windows NT 4.0 virtual machine in Virtual PC 2004
(835354) - Explains that after you install a Windows NT 4.0 service pack on a Windows NT 4.0-based virtual machine, drag-and-drop functionality and folder sharing do not work correctly. To resolve this issue, reinstall the Virtual Machine Additions.

12) 3/11/2004 834311834311  834311.html">How to create a floppy disk image in Virtual PC 2004
(834311) - This step-by-step article describes how to create a floppy disk image in Microsoft Virtual PC 2004. You can use floppy disk images as if they were physical 3.5-inch disks in 3.5-inch disk drives. In some Windows programs, you must insert a 3.5-inch...

13) 3/11/2004 834309834309  834309.html">The hibernation feature is not available after you install Virtual PC Additions in Virtual PC 2004
(834309) - After you install Virtual Machine Additions on a Microsoft Windows 2000 or Windows XP guest operating system, the hibernation feature may not be available in the Shutdown menu or in the Power Options settings.

14) 2/28/2004 833335833335  833335.html">Some files may be left in the Connectix\Virtual PC folder after you upgrade to Virtual PC 2004
(833335) - Explains that some files may be left in the Connectix\Virtual PC folder after you upgrade to Virtual PC 2004 and discusses the purpose of these files.

15) 2/24/2004 835353835353  835353.html">The virtual machine quits unexpectedly when you install Windows NT 4.0 Workstation SP1 on a virtual machine in Virtual PC 2004
(835353) - Describes a problem where the virtual machine crashes when you install Windows NT 4.0 Workstation SP1 on a virtual machine in Virtual PC 2004.