Fixing KERNEL STACK LOCKED AT EXIT (0X00000018) Stop Code on Windows 10 & 11 – Step by Step

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Fixing KERNEL STACK LOCKED AT EXIT (0X00000018) Stop Code on Windows 10 & 11 Step by Step

Understanding the Error

The **KERNEL STACK LOCKED AT EXIT (0x00000018)** stop code, also known as a Blue Screen of Death (BSOD), is an error that occurs when your computer encounters a critical system failure. This error typically appears during startup or while running applications and can cause your PC to crash unexpectedly. The message indicates that the kernel stackpart of Windows responsible for managing system processeshas encountered an issue that prevents normal operation.

This stop code usually points to problems with hardware, drivers, or corrupted system files. While frustrating, it is often fixable with the right troubleshooting steps. Below, well explore what causes this error and how to resolve it effectively.

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Common Causes of KERNEL STACK LOCKED AT EXIT (0x00000018)

Several factors can trigger this BSOD, including:

  • **Faulty or outdated drivers**, especially those related to hardware components like graphics cards, network adapters, or storage devices.
  • **Corrupted system files** due to incomplete updates, malware, or improper shutdowns.
  • **Hardware issues**, such as failing RAM, overheating, or problematic connections (e.g., loose cables).
  • **Incompatible software or drivers**, particularly after installing new hardware or updating Windows.
  • **Memory leaks or conflicts** in system processes, often linked to third-party applications.

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Step-by-Step Fixes for KERNEL STACK LOCKED AT EXIT

# Method 1: Run System File Checker (SFC) and DISM

Corrupted system files can trigger this error. Use Windows built-in tools to repair them:

1. **Boot into Safe Mode**:

  • Restart your PC and press **F8** or **Shift + F8** during boot to access the Advanced Startup menu.
  • Select **Troubleshoot > Advanced options > Startup Settings**, then restart to enable Safe Mode with Command Prompt.

2. **Run SFC (System File Checker)**:

Open Command Prompt as Administrator and run:

sfc /scannow

Wait for the scan to complete, then restart your PC.

3. **Run DISM (Deployment Image Servicing and Management)**:

If SFC doesnt resolve the issue, use DISM to repair deeper corruption:

DISM /Online /Cleanup-Image /RestoreHealth

This may take several minutes. Restart afterward.

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# Method 2: Check for Hardware Issues

Faulty hardware can cause this error. Test the following:

1. **Test RAM**:

  • Use Windows Memory Diagnostic to check for errors:
mdsched.exe

Follow on-screen instructions and restart if issues are found.

2. **Inspect Physical Connections**:

  • Ensure all cables (RAM, GPU, storage) are securely connected.
  • If using a laptop, remove any external devices (USB drives, peripherals) to rule out conflicts.

3. **Monitor Overheating**:

Use third-party tools like **HWMonitor** or **Core Temp** to check CPU/GPU temperatures during stress tests.

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# Method 3: Update or Reinstall Drivers

Outdated or conflicting drivers are a common culprit:

1. **Update Drivers Automatically**:

  • Press **Win + X > Device Manager**.
  • Right-click each device (e.g., “Display adapters”) and select **Update driver**.

2. **Roll Back Problematic Drivers**:

If the issue started after a recent update, roll back drivers:

  • In Device Manager, right-click the driver > **Properties > Driver > Roll Back Driver**.

3. **Manually Install Latest Drivers**:

Download the latest drivers from the manufacturers website (e.g., NVIDIA, Intel) for your GPU or chipset.

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# Method 4: Run CHKDSK to Check Disk Errors

Corrupted storage can trigger this error:

1. Open Command Prompt as Administrator and run:

chkdsk C: /f /r

(Replace `C:` with your system drive if needed.)

2. Restart your PC after the scan completes.

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# Method 5: Disable Fast Startup

Fast Startup can sometimes cause conflicts:

1. Go to **Control Panel > Power Options**.

2. Click **Choose what the power buttons do > Change settings that are currently unavailable**.

3. Uncheck **Turn on fast startup (recommended)** and save changes.

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# Method 6: Check for Windows Updates

Ensure your system is up-to-date:

1. Go to **Settings > Update & Security > Windows Update**.

2. Click **Check for updates** and install any pending updates.

3. Restart your PC afterward.

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FAQs About KERNEL STACK LOCKED AT EXIT

# Q: Will this error damage my data?

A: The BSOD itself doesnt harm your files, but frequent crashes can lead to corruption if not addressed. Always back up important data regularly.

# Q: Should I reinstall Windows if the issue persists?

A: Only as a last resort. Try the steps above firstmost cases are resolved without a clean install.

# Q: Can third-party software cause this error?

A: Yes, especially antivirus programs or overclocking tools. Temporarily disable non-essential software to test stability.

# Q: How often does this error occur on Windows 10 vs. 11?

A: Both versions can experience it, but Windows 11 has improved driver compatibility. Ensure youre using the latest updates for your version.

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Final Notes

The **KERNEL STACK LOCKED AT EXIT (0x00000018)** error is usually fixable with systematic troubleshooting. Start with system file repairs, then progress to hardware checks and driver updates. If the issue persists after trying all steps, consider seeking professional help or checking for hardware failures.

By following this guide, you should be able to stabilize your system and prevent future crashes.

Last Updated: December 13, 2025

Tested on: Windows 10 (22H2) & Windows 11 (23H2)

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