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  1. To resolve this issue in Windows 8.1 and Windows Server 2012 R2, install update 2919355. To resolve this issue in Windows 7 and Windows Server 2008 R2, install the hotfix that is described in this article.
    support.microsoft.com/en-us/topic/0x0000007f-sto…

    You receive a "Stop error code 0x0000007F (UNEXPECTED_KERNEL_MODE_TRAP)" error message, or your computer unexpectedly restarts

    • Cause This issue may occur when your computer lacks sufficient kernel space to process kernel-mode drivers.
    learn.microsoft.com/en-us/troubleshoot/windows-s…

    Follow these steps to open your BIOS menu and disable Cache Memory to test if the 0x0000007F appears afterwards:

    • Restart your computer
    • Press F2 or Del key enter BIOS Setup Notice the key guide in the top-right corner.
    neosmart.net/wiki/0x0000007f-unexpected-kernel-…
    This bug check indicates that the Intel CPU generated a trap and the kernel failed to catch this trap. This trap could be either of the following types: A bound trap, which is a trap the kernel isn't permitted to catch. A double fault, which is a fault that occurred while processing an earlier fault, which always results in a system failure.
    learn.microsoft.com/en-us/windows-hardware/drive…
    Microsoft has a fix for this here https://support.microsoft.com/en-us/kb/2885978 This issue is caused by stack exhaustion that occurs when the computer sends and receives Transmission Control Protocol (TCP) or Server Message Block (SMB) data.
    superuser.com/questions/998286/0x0000007f-sto…
  2. People also ask
    Restarting your computer can free up memory space and clear temporary files that were stored by various pieces of software. So, when you receive the Stop 0x0000007F error on your PC, you can try restarting your computer to fix it. If it doesn’t work for you, just try the other solutions below. Solution 2. Run Windows Memory Diagnostic Tool
    What Is an Unexpected Kernel Mode Trap Error? The unexpected kernel mode trap error usually relates to your system drivers or system memory and is accompanied by the 0x0000007F stop code. Related: How to Find Stop Codes and Fix Windows 10 Errors
    This can happen due to various reasons, including hardware issues, incompatible drivers, or software conflicts. When this error occurs, your computer will display a blue screen with the error message and a code. The code associated with UNEXPECTED_KERNEL_MODE_TRAP is usually “0x0000007F.”
    Some users claim that disabling memory caching in BIOS can resolve error code 0x0000007F. You can also try this way. Here are the steps: Restart your PC and then press the BIOS key to enter the BIOS menu. Navigate to the Advanced menu, and select Cache Memory. Make sure it is set as Disabled. Press F10 to save the changes.
  3. Bug Check 0x7F UNEXPECTED_KERNEL_MODE_TRAP - Windows …

  4. 0x0000007F (UNEXPECTED KERNEL MODE TRAP) – Fix …

    WebSymptom 1: 0x0000007F error screen. The error is usually triggered by two situations that occur in the kernel mode: either the CPU generated a condition that the kernel is not allowed to catch or the condition is an …

  5. [9 Methods] How to Fix the Blue Screen 0x0000007F Error?

  6. How to Fix the Unexpected Kernel Mode Trap Error in …

    WebNov 16, 2020 · The unexpected kernel mode trap error usually relates to your system drivers or system memory and is accompanied by the 0x0000007F stop code. Related: How to Find Stop Codes and Fix …

  7. UNEXPECTED_KERNEL_MODE_TRAP: What It Is & How To Fix It

  8. shutdown - 0x0000007F Stop error on a Windows …

    WebNov 9, 2015 · Microsoft has a fix for this here https://support.microsoft.com/en-us/kb/2885978. This issue is caused by stack exhaustion that occurs when the computer sends and receives …

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