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If you are using windows 7 based computer and getting “Stop 0X000000C9” error when you disconnect a device from a Windows 7 SP1 or Windows Server 2008 R2 SP1-based computer then you can fix this error by the given process to fix windows stop error code 0X000000C9. When you using any usb device in your computer like pen drive, hard disks etc and when you disconnect this device then you will get windows stop error code 0X000000C9. This is very critical error for windows based computer and don’t ignore this error because you may also face so many errors due to this error.

  • The most common reason behind this error is installing incompatible or outdated driver, missing system files, corrupted registry file or damaged pc by viruses. Advanced System Repair Tool is the only solution for all the system errors. By installing this tool you will be able to remove above windows error.
    3 Steps to Fix this Error

    Step 1. Download Advance System Repair Tool [File Size: 15.7 MB]
    Step 2. SCAN your Windows PC
    Step 3. Click Fix button to Repair Error


Causes of windows stop error code 0x000000C9

If you installed any other driver for usb and in your computer windows 7 service pack 1 or windows server 2008 service pack 1 is installed then you may face this error. Mainly the windows stop error code 0x000000C9 comes due to driver problem. The stop error also generate when the computer is affected from malwares and viruses.

Solution of windows stop error 0X000000C9

If you want to fix this error then first of all you have to uninstall the usb driver that you have installed for usb. You can also fix this error by the applying these processes in the computer. First of all open control panel and then type device manager in the control panel search box that is available in the tight corner in upper side. When the device manager window will be open then expand universal bus driver and then right click on every port and then remove it. After removing restart the system and then insert the usb device and then eject it you will not receive the windows stop error code 0x000000C9 in your computer. The universal controller driver is automatically installed when your computer restarted. If you want to check it then open control panel and then open device manager and expand again the universal bus controller, you will see here the driver that you had removed is automatically installed here.

If you want to never face these types of error then never install usb driver externally because it not supported all operating system version and also it is harmful for your system. I think by applying the solution of windows stop error 0X000000C9 that is given above the error has been removed from your system.

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Getting “Stop 0X000000C9” error when you disconnect a device from a Windows 7 SP1 or Windows Server 2008 R2 SP1-based computer

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