Consider the following scenario:

• You configure a computer to use the Windows Aero color scheme feature.
• You capture a screen shot by pressing PRINT SCREEN on the keyboard.
• You move or resize the target window while you capture the screen shot.

In this scenario, the screen freezes, and you have to restart the computer.

This problem occurs when the computer is running one of the following:

• Windows Vista that has hotfix 937229 installed
• Windows Vista SP1
• Windows Server 2008

Notes

• When you press PRINT SCREEN to capture a screen shot, the BitBlt function or the StretchBlt function is called.
• If you use an application that calls the BitBlt function or the StretchBlt function, this problem may also occur.

When you start a Windows Vista-based computer, the system may stop responding (hang) at a black screen.

Additionally, you may experience the following symptoms when you try to recover from this problem:

• If you restart the computer, press F8 before the Windows Vista progress indicator appears, and then click the Safe Mode option, the same problem occurs.
• If you start Windows Recovery Environment (WinRE) to restore the Windows Vista-based computer, WinRE stops responding.
• If you try to use Windows Vista installation media to repair the system, the system stops responding.

Consider the following scenario:

• On a Windows Vista-based computer, the screen resolution for the LCD screen is set to 1280 × 800 pixels.
• You run Windows Media Player in full-screen mode.
• You switch to TV mode.

In this scenario, the screen may become black.

The information in this article applies to the following configuration(s):

• Call of Duty United Offensive
• Radeonâ„¢ HD2400 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
System hangs after a few minutes of running Call of Duty United Offensive with maximum in game settings i.e. screen resolution 2048×1536 and Catalyst Control Center 3D Settings set to Optimal Quality.

The information in this article applies to the following configuration(s):

• Prey
• Radeonâ„¢ HD 2600 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
A blank screen is displayed when trying to load game if AA is set to either 4x or 8x and filter wide tent is used with Crossfire enabled.

You use a computer that is running Windows Vista Ultimate or Windows Vista Home Premium. When you use Windows Media Center to watch a DVD or to watch TV in full-screen mode, the computer goes to sleep. However, when the computer wakes up, the screen may be black. Or, the Media Center menu screen may be unresponsive.

Note: You may still hear audio by using the arrows on the keyboard to move around the Media Center menu.

The information in this article applies to the following configuration(s):

• Battlefield 2
• Radeonâ„¢ X1950 series
• Radeonâ„¢ X1900 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition

Symptoms:
A momentary split screen is seen when launching the game with AA enabled

The information in this article applies to the following configuration(s):

• Doom 3
• Quake 4
• Radeon® X850 series
• Radeon® X800 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition
• Windows XP Professional
• Windows XP Home Edition
• Windows XP Media Center Edition
• Windows XP Professional x64 Edition

Symptoms:
Doom3/Quake 4: Setting the in game options for Video Quality to Medium and Screen Size to 1024×768 may result in display Corruption

When you try to upgrade the video driver on a Windows Vista-based computer, the screen may go blank. In this situation, nothing happens when you move the mouse or when you press CTRL+ALT+DELETE. If you turn off the power and then restart the computer, the desktop is displayed correctly. However, you receive an error message that states that the newly installed driver is incompatible with Windows Vista.

Consider the following scenarios:

• An additional monitor is connected to a Windows Vista-based desktop computer. The additional monitor is designated as the primary display (the main monitor). The computer goes into hibernation or goes to sleep. This additional monitor is disconnected. The computer resumes from sleep or from hibernation.
• An external monitor is connected to a portable Windows Vista-based computer. The additional monitor is designated as the primary display (the main monitor). The built-in screen is designated as the secondary display. The computer goes into hibernation or goes to sleep. This external monitor is disconnected. The computer resumes from sleep or from hibernation.

In these scenarios, you cannot see the logon screen. Therefore, you cannot log on to the computer.