When troubleshooting this error, your task is to find out why the Windows kernel is confused and fix the cause of the confusion. Either it cannot find the rest of itself, or it cannot read the file system at the location it believes it is stored. When you encounter one of these stop codes, the following has happened:ġ The system has completed the Power-On Self-Test (POST).Ģ The system has loaded NTLDR and transferred control of the startup process to NTOSKRNL (the kernel).ģ NTOSKRNL is confused. These stop codes always occur during the startup process. These two errors have similar causes and the same troubleshooting steps apply to both of them. Stop 0x0000007B (INACCESSIBLE_BOOT_DEVICE) Topic 2: Troubleshooting Common Blue Screen Error Messages Stop 0x000000ED (UNMOUNTABLE_BOOT_VOLUME) Your computer, press F8 to select Advanced Startup Options, and then

If you need to use Safe Mode to remove or disable components, restart

DisableīIOS memory options such as caching or shadowing. Try changing videoĬheck with your hardware vendor for any BIOS updates. With the manufacturer for driver updates. Identified in the Stop message, disable the driver or check If this screen appears again, followĬheck to be sure you have adequate disk space. If this is the first time you've seen this error screen,

(Figure 1)Ī problem has been detected and Windows has been shut down to prevent damage

The exact text displayed has changed over the years from a dense wall of information in Windows NT 4.0 to the comparatively sparse message employed by modern versions of Windows.

Windows detects that hardware has failed in a non-recoverable fashion.

Windows detects that critical OS data has become corrupted.

Windows detects an error it cannot recover from without losing data.

The appearance of these errors is where the term 'Blue Screen' or 'Blue Screen' has come from. When Windows encounters certain situations, it halts and the resulting diagnostic information is displayed in white text on a blue screen. This article describes what Blue Screen errors are, why they occur, how to recognize them, and how to resolve some of the more common error messages.

Restore the Operating System to Factory Settings.

Troubleshooting Common Blue Screen Error Messages.

This article is for Microsoft Windows XP.Ĭlick below to change the operating system.

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