Fixes APC_INDEX_MISMATCH Shutdown error under Windows 10

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If you receive a blue screen with error APC_INDEX_MISMATCH after upgrading an older version to Windows 10, this message contains some suggestions that can help you identify and correct the shutdown error. The error message can also be accompanied by error codes 0x000000001, 0xC6869B62, 0x97503177 or 0x02A7DA8A.


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This BSOD error message appears mainly if you have incompatible hardware or drivers. To be more specific, display drivers and audio drivers cause such a problem under Windows 10, note the name of the failed file. The image above shows – win32kfull.sys. This will help you identify the driver and correct other errors.

Microsoft says that this is a kernel internal error. This error occurs when a system call is terminated. The most common cause of this error check is when a file system or driver has an inconsistent sequence of calls to disable and reactivate APCs.


If you are facing this problem, try these suggestions.

1] Disable Realtek HD Audio Manager at startup

As this problem can occur due to a damaged audio driver, you can disable it at startup and check whether the problem disappears or not. Open the Task Manager and go to the Start tab . Discover Realtek HD Audio Manager, right click on it and select Disable. You can also select it and click the Deactivate button , which is visible in the lower right corner of the window. If this solves your problem, you must uninstall and reinstall it.

2] Update/reinstall display driver

As already mentioned, you may also have this problem because of a damaged display driver. Update the video driver and check. If this does not solve your problem, you can reinstall the display driver.

3] Blue Screen Troubleshooting

Start Windows 10 Blue Screen Troubleshooting and see if it helps you.

4] Check Event Viewer

Windows Event Viewer collects information on all operations on the machine. You can find more information about this error. You can check if a driver or hardware does not match the system. If you see anything suspicious, work on that driver.

5] Delete DisplayLink driver

If you are using one or more dual monitors and this error message is displayed, the DisplayLink driver may cause this problem. In this case, you can consider uninstalling. You can open Control Panel > Programs and Features, then check whether it is listed or not. If this is the case, uninstall it and check.

If you need other suggestions, there may be something in this blue screen guide to help you.

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