Fix Windows 7 Error Code 0x0000009F | Windows 7 Error

You may receive error message 0x0000009f when windows reboot, driver issue, blue screen ..., this page contains some useful information to repair your computer error code 0x0000009f, if you fixed this error from this help article, you can email us (windowsxpregistrycleaner@gmail.com ) give your feedback, and we hope you can share this page to your friends if they need like you, thanks.

Windows 7 - blue screen 0x0000009F

When you use certain AMD USB EHCI host controllers in windows 7 system, you may get a error code below:

"Stop 0x0000009f Error"
How to fix?

1. Click Start, type Devmgmt.msc in the Search programs and files box, and then press ENTER.

2. Expand Universal Serial Bus controllers.

3. Locate and then double-click USB2 Enhanced Host Controller.

4. Click the Advanced tab, and then click Device Instance Path in the Property list.

5. Note the value that is displayed. The value will resemble the following:
PCI\VEN_xxxx&DEV_yyyy&SUBSYS_zzzzvvvv&REV_ww\qqqqqqqq

Notes
   > The xxxx placeholder represents the PCI vendor ID
   > The yyyy placeholder represents the PCI device ID
   > The zzzz placeholder represents the PCI subsystem vendor ID
   > The vvvv placeholder represents the PCI subsystem device ID
   > The ww placeholder represents the PCI device revision number
   > The qqqqqqqq placeholder represents the Device Instance ID

6. Click Start, type Devmgmt.msc in the Search programs and files box, and then press ENTER.

7. Locate and then click the following registry subkey:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\PCI\VEN_xxxx&DEV_yyyy&
SUBSYS_zzzzvvvv&REV_ww\qqqqqqqq\Device Parameters

Note In this step, you must locate the registry subkey by using the value that you noted in step 5.

8. On the Edit menu, point to New, and then click DWORD Value.

9. Type EnHcPeriodicIdle, and then press ENTER.

10. Right-click EnHcPeriodicIdle, and then click Modify.

11. In the Value data box, type 0, and then click OK.

12. Exit Registry Editor, and then restart the computer.

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Microsoft help links for error 0x0000009F

PC repair tool to fix code 0x0000009F

If you still haven't fixed the windows 7 0x0000009F or 0x9F problem:

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That is we find the informations to fix error code 0x0000009F in windows 7, hope our page is helpful to you, if you still need more guide detail, please contact the microsoft support for further help.

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