How to Troubleshoot Blue Screen Error Code 0x00000001 on Windows 10?

The Blue Screen Error Code 0x00000001 or Error “APC_INDEX_MISMATCH Blue Screen” message usually appears on the screen due to the Incompatible system driver. However, many users have encountered this error whenever the major system drivers like audio and graphics get corrupt or damaged or outdated because of many reasons. Therefore, there are various reasons behind this error message “APC_INDEX_MISMATCH BSoD.”

error code 0x00000001 windows 10

Though, this bug gets occurred due to a mismatch in the “APC State Index”. Thus, this error code 0x00000001 is a very much difficult and irritating error which can be occurred in the Windows 10 computers and contains some badly programmed drivers.

Causes of Blue Screen Error Code 0x00000001 on Windows 10

There are several reasons for this error code 0x00000001, but some main causes are discussed underneath:

  • Corrupted system drivers or outdated or wrongly configured.
  • Due to a damaged system registry database and keys that can throw this error message on the screen.
  • Installation and un-installation of games and apps in the system.
  • Viruses and malware bugs can also corrupt or damaged Windows system files.
  • System driver confliction after adding any new hardware.
  • Due to misplaced, corrupted or damaged system files.

Underneath, we discussed stepwise guide to fix the BSOD Error Code 0x00000001 easily. The steps are discussed below.

Steps to Fix BSOD Error Code 0x00000001 on Windows 10

Want to fix this error code 0x00000001 without any facing any trouble? Follow the below-given steps in the exact sequence. Make sure you have created a system restore point if in case anything goes wrong, your data saved into a safe place. Here how to do it:

Method-1: Re-install the Graphics Driver

  1. Hit the Windows + R keys simultaneously to launch the ‘Run’ dialogue box.
  2. In the dialogue box, enter the following path: ‘devmgmt.msc’.
  3. Press the ‘Enter’ key to go to the ‘Device Manager’ window.
  4. Then, click to expand the ‘Display Adapter’ option.
  5. Next, right-click on the ‘Display Adapter’ option and choose ‘Uninstall’ button.
  6. Checkmark ‘Delete the driver software for this device’ box.
  7. After that, click on the ‘OK’ tab to continue the process.
  8. Again, launch the ‘Run’ dialogue box by clicking the Windows + R keys altogether.
  9. Under the ‘Search’ dialogue box, type the following command: ‘msconfig’.
  10. Hit the ‘Enter’ key to navigate to the next page.
  11. Alternatively, click on the ‘Boot’ panel and uncheck the ‘Safe Boot’ box.
  12. Press the ‘OK’ tab.

Once completed, your system will automatically restart on your system and it will install the graphics driver successfully.

Method-2: Enable Realtek HD Audio Manager

    1. Press the Ctrl + Shift + Esc keys together on the keyboard to launch the Task Manager.
    2. Once the Task Manager opened on the screen, navigate to the ‘Startup’ tab.
    3. Now, a startup app list will appear on the screen.
    4. Search for the “Realtek HD Audio Manager” and right-click on it.  
    5. Next, click on the ‘Disable’ tab to disable the ‘Realtek HD Audio Manager’.

Marshall Lyne is a self-professed security expert; he has been making the people aware of the security threats. His passion is to write about Cybersecurity, cryptography, malware, social engineering, internet and new media. He writes for Norton security products at

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