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Changelog for VirtualBox 2.0

This page lists all changes of the VirtualBox 2.0 releases.

VirtualBox 2.0.12 (released 2009-10-20)

This is a maintenance release. The following items were fixed and/or added:

VRDP: fixed regression in Remote USB Protocol version 3
Main: fixed possible hang during guest reboot
VMM: fixed guru meditation in rare cases (software virtualization only)
E1000: fixed receiving of multicast packets
iSCSI: fixed issue with COMSTAR targets
iSCSI: fixed issue with NetApp targets (#5072)
iSCSI: fixed target login/logout for dropped connections, parameter negotiation, and status processing for targets which do not use phase collapse
Webservice: fixed a severe memory leak, at least on platforms using XPCOM
Guest Additions: fixed possible guest OS kernel memory exhaustion
Solaris hosts: fixed a rare host system deadlock when using bridged networking
Solaris Additions: fixed a potential deadlock while waking threads from interrupt context

VirtualBox 2.0.10 (released 2009-07-21)

This is a maintenance release. The following items were fixed and/or added:

Guest Additions: fixed support for Fedora 10, Ubuntu 8.10, Linux from Scratch, openSUSE 11 and SUSE Linux Enterprise Desktop 11
Guest Additions: refuse to install drivers for unsupported X.Org versions
Guest Additions: fixed enumeration of guest properties with VBoxControl
VMM: fixed PGMPOOLKIND_FREE guru meditation (bugs #3356, #3431)
VBoxManage: fixed incorrect partition table processing when creating VMDK files giving raw partition access (bug #3510)
VRDP: support Windows 7 RDP client
VRDP: support Remote USB Protocol version 3
VRDP: option to make a RDP client name, user name and domain available as guest properties

VirtualBox 2.0.8 (released 2009-03-10)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed guest hangs when restoring VT-x or AMD-V saved states/snapshots
VMM: fixed memory allocation issues which can cause VM start failures with VERR_PGM_MAPPING_CONFLICT error
VMM: fixed host crashes/hangs on certain 32 bits Windows systems when running Linux guests (bugs #1606, #2269, #2763)
XPCOM/Main: fixed synchronization bug caused by SYSV semaphore key collisions
ATA: fixed deadlock when pausing VM due to problems with the virtual disk (e.g. disk full, iSCSI target unavailable)
iSCSI: fixed possible crash when pausing the VM
iSCSI: fix PDU validity checking and detect final PDU reliably
VBoxHeadless: really don’t start X11 services (clipboard service, 3D acceleration; Solaris & Darwin hosts only; bug #3199)
Networking: fixed issue where a VM could lose connectivity after a reboot
Linux hosts: fixed occasional kernel oopses (bug #2556)
Solaris hosts: fixed high CPU load while running many guests in parallel
Solaris hosts: fixed inability to start more than 128 VMs
Solaris/Web services: fixed SMF script to set home directory correctly
Linux Additions: fixed occasional file corruption when writing files in O_APPEND mode to a shared folder (bug #2844)

VirtualBox 2.0.6 (released 2008-11-21)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed Guru meditation when running 64 bits Windows guests (bug #2220)
VMM: fixed Solaris 10U6 boot hangs (VT-x and AMD-V) bug #2565)
VMM: fixed Solaris 10U6 reboot hangs (AMD-V only; bug #2565)
GUI: the host key was sometimes not properly displayed (Windows hosts only, bug #1996)
GUI: the keyboard focus was lost after minimizing and restoring the VM window via the Windows taskbar (bugs #784)
VBoxManage: properly show SATA disks when showing the VM information (bug #2624)
SATA: fixed access if the buffer size is not sector-aligned (bug #2024)
SATA: improved performance
SATA: fixed snapshot function with ports>1 (bug #2510)
E1000: fixed crash under rare circumstances
USB: fixed support for iPhone and Nokia devices (Linux host: bugs #470 & #491)
Windows host installer: added proper handling of open VirtualBox applications when updating the installation
Windows host installer: fixed default installation directory on 64-bit on new installations (bug #2501)
Linux/Solaris/Darwin hosts: verify permissions in /tmp/vbox-$USER-ipc
Linux hosts: fixed assertion on high network load (AMD64 hosts, fix for Linux distributions with glibc 2.6 and newer (bug #616)
Linux hosts: don’t crash during shutdown with serial ports connected to a host device
Solaris hosts: fixed incompatibility between IPSEC and host interface networking
Solaris hosts: fixed a rare race condition while powering off VMs with host interface networking
Solaris hosts: fixed VBoxSDL on Solaris 10 by shipping the required SDL library (bug #2475)
Windows additions: fixed logged in users reporting via guest properties when using native RDP connections
Windows additions: fixed Vista crashes when accessing shared folders under certain circumstances (bug #2461)
Windows additions: fixed shared folders access with MS-Office (bug #2591)
Linux additions: fixed compilation of vboxvfs.ko for 64-bit guests (bug #2550)
SDK: added JAX-WS port caching to speedup connections

VirtualBox 2.0.4 (released 2008-10-24)

This is a maintenance release. The following items were fixed and/or added:

VMM: better error reporting for VT-x failures
VMM: don’t overﬂow the release log with PATM messages (bug #1775)
VMM: fixed save state restore in real mode (software virtualization only)
GUI: work around a Qt bug on Mac OS X (bug #2321)
GUI: properly install the Qt4 accessible plugin (bug #629)
SATA: error message when starting a VM with a VMDK connected to a SATA port (bug #2182)
SATA: fixed Guru mediation when booting OpenSolaris/64; most likely applies to other guests as well (bug #2292)
Network: don’t crash when changing the adapter link state if no host driver is attached (bug #2333)
VHD: fixed bug which prevents booting from VHD images bigger than 4GB (bug #2085)
VRDP: fixed a repaint problem when the guest resolution was not equal to the client resolution
Clipboard: don’t crash when host service initialization takes longer than expected (Linux hosts only; bug #2001)
Windows hosts: VBoxSVC.exe crash (bug #2212)
Windows hosts: VBoxSVC.exe memory leak due to a Windows WMI memory leak (Vista only) (bug #2242)
Windows hosts: VBoxSVC.exe delays GUI startup
Linux hosts: handle jiffies counter overﬂow (VM stuck after 300 seconds of host uptime; bug #2247)
Solaris hosts: fixed host or guest side networking going stale while using host interface networking (bug #2474)
Solaris hosts: added support for using unplumbed network interfaces and Crossbow Virtual Network Interfaces (VNICs) with host interface networking
Solaris hosts: reworked threading model improves performance for host interface networking
Windows additions: fixed crash when accessing deep directory structures in a shared folder
Windows additions: improved shared folder name resolving (bug #1728)
Windows additions: fixed Windows 2000 shutdown crash (bug #2254)
Windows additions: fixed error code for MoveFile() if the target exists (bug #2350)
Linux additions: fixed seek() for files bigger than 2GB (bug #2379)
Linux additions: support Ubuntu 8.10
Linux additions: clipboard fixes (bug #2015)
Web services: improved documentation and fixed example (bug #1642)

VirtualBox 2.0.2 (released 2008-09-12)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed inability to run more than one VM in parallel (AMD-V on CPUs with erratum 170 only; bug #2167)
VMM: VT-x stability fixes (bug #2179 and others)
VMM: fixed Linux 2.6.26+ kernel crashes (used by Ubuntu 8.10 Alpha, Fedora 10 Alpha; bug #1875)
VMM: fixed 64 bits Linux 2.6.26 kernel crashes (Debian)
VMM: fixed Vista (32 bits) guest crash during boot when PAE and NX are enabled (applied to 64 bits hosts with VT-x enabled only)
VMM: fixed OS/2 guest crashes during boot (AMD-V; bug #2132)
GUI: fixed crash when trying to release an inaccessible image in the virtual disk manager
GUI: fixed invalid error message for a changed snapshot path even if that path wasn't changed (bug #2064)
GUI: fixed crash when creating a new hard disk image (bug #2060)
GUI: fixed crash when adding a hard disk in the VM settings (bug #2081)
GUI: fixed a bug where VirtualBox isn't working with the new QGtkStyle plugin (bug #2066)
GUI: fixed VM close dialog in seamless mode (Mac OS X hosts only; bug #2067)
GUI: fixed standard menu entries for NLS versions (Mac OS X hosts only)
GUI: disable the VT-x/AMD-V setting when it's not supported by the CPU (or on Mac OS X hosts)
VBoxManage: fixed crash during internalcommands createrawvmdk (bug #2184)
VBoxManage: fixed output of snapshot showvminfo (bug #698)
Guest properties: added information about guest network interfaces (Windows guests only)
Shared Folders: fixed regression that caused Windows guest crashes (bug #2055)
API: fixed number of installed CPUs (Solaris hosts only)
VRDP: allow a client to reconnect to an existing session on the VRDP server by dropping the existing connection (configurable and disabled by default; only relevant when multiconnection mode is disabled)
VRDP: fixed an image repaint problem
Linux hosts: fixed bug in vboxdrv.ko that could corrupt kernel memory and panic the kernel (bug #2078)
Linux hosts: compile fixes for kernel module on Linux 2.6.27
Mac OS X hosts: added Python support
Additions: fixed a possible hang in HGCM communication after a VM reboot
Windows additions: added support for Windows XP 64 bits (bug #2117)
Linux additions: deactivate dynamic resizing on Linux guests with buggy X servers
Linux additions: support Ubuntu 8.10 guests and Fedora 9 guests (dynamic resizing disabled for the latter) (bug #1854)
Linux additions: added installer check for the system architecture
Linux additions: fixed Xorg modules path for some Linux distributions (bug #2128)
VMDK: be more liberal with ambiguous parts of the format specification and accept more format variants (bug #2062)
VHD: fixed a bug in the VHD backend which resulted in reading the wrong data (bug #2085)
Solaris hosts: fixed kernel panic on certain machines when starting VMs with host interface networking (bug #2183)
Solaris hosts: fixed inability to access NFS shares on the host when host interface networking was enabled
Solaris hosts: installer now detects and reports when installing under the wrong architecture
Solaris hosts: fixed security hardening that prevented starting VMs from non-global zones even as root (bug #1948)
Solaris additions: combined the 32 bit and 64 bit additions installer into a single package
Mac OS X hosts: experimental support for attaching a real serial port to the guest

VirtualBox 2.0.0 (released 2008-09-04)

This version is a major update. The following major new features were added:

64 bits guest support (64 bits host only)
New native Leopard user interface on Mac OS X hosts
The GUI was converted from Qt3 to Qt4 with many visual improvements
New-version notifier
Guest property information interface
Host Interface Networking on Mac OS X hosts
New Host Interface Networking on Solaris hosts
Support for Nested Paging on modern AMD CPUs (major performance gain)
Framework for collecting performance and resource usage data (metrics)
Added SATA asynchronous IO (NCQ: Native Command Queuing) when accessing raw disks/partitions (major performance gain)
Clipboard integration for OS/2 Guests
Created separate SDK component featuring a new Python programming interface on Linux and Solaris hosts
Support for VHD disk images

In addition, the following items were fixed and/or added:

VMM: VT-x fixes
AHCI/SATA: improved performance
GUI: keyboard fixes
Linux installer: properly uninstall the package even if unregistering the DKMS module fails
Linux additions: the guest screen resolution is properly restored
Network: added support for jumbo frames (> 1536 bytes)
Shared Folders: fixed guest crash with Windows Media Player 11
Mac OS X: Ctrl+Left mouse click doesn’t simulate a right mouse click in the guest anymore. Use Hostkey+Left for a right mouse click emulation. (bug #1766)

For the changelog of other VirtualBox series, have a look at

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