Stop 0x9F Error On Windows Vista
The following Stop 0x9F error message may be displayed on your Windows Vista computer when your system wakes up from sleep mode:
"STOP 0x0000009F (parameter1, parameter2, parameter3, parameter4) DRIVER_POWER_STATE_FAILURE"
Cause of the Error
This error message is usually displayed if a device using Institute of Electrical and Electronics Engineering (IEEE) 1394 connection is attached to your Windows Vista PC. Some of the examples of such devices are an Apple iPod and Maxtor One Touch II 300 GB model external hard disk.
Resolution Method
You can resolve this problem by installing the 929762 update on your system. To download the update package for Windows Vista 64-bit computer, click here http://www.microsoft.com/downloads/d...displaylang=en.
You can also resolve the issue by downloading and installing the latest Windows Vista Service Pack on the PC. You can obtain information about the latest service pack from the Windows Update http://update.microsoft.com/windowsu...spage=5website.
Stop 0x9F Error On Windows XP
You may receive the following Stop 0x9F error message on your Windows XP computer:
"STOP 0x0000009F DRIVER_POWER_STATE_FAILURE"
Cause of the Error
The cause for this error when drivers are unable to handle power state transition requests when the system is:
• shutting down.
• going in to Standby mode or resuming from it.
• going in to Hibernate mode or resuming from it.
Steps for Resolution:
To resolve this issue, you need to find out the offending device or file system filter driver and repair or remove it from the system. You can do this by performing the following steps:
1. Check to make sure that your computer and all installed devices are on the Hardware Compatibility List (HCL). You can view the HCL at the following Microsoft Web site:
2. Check for drivers that are not designed for use with Windows. You can use the Sigverif.exe tool to do this. For information about how to use the Sigverif tool, refer to the following article in the Microsoft Knowledge Base:
308514 HOW TO: Verify Unsigned Device Drivers in Windows XP
3. Check for driver updates that may be available for your hardware.
4. Update any software that uses filter drivers (for example, antivirus, remote control, and backup software).
5. Remove any non-critical devices and software to help isolate the device or software that is causing the error.
6. Install Windows in a new folder. Add drivers one by one, and restart the computer after each addition, to try to locate the driver that is causing the error.
To prevent stop errors, such as the Stop 0x9F error, it is essential that you keep your computer and device drivers updated with the latest releases. You must also take care not to install incompatible software, hardware, and drivers on the system.
source: http://computer-services-support.blogspot.com/
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