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Resolving DATA_COHERENCY_EXCEPTION Blue Screen Error: Step-by-Step Guide

2024/08/19
PC Repair

Key Notes

  • Corrupt system files are a frequent cause of the DATA_COHERENCY_EXCEPTION BSOD error.
  • Utilizing DISM and SFC Tools is essential for fixing system files.
  • Regular scans for malware can prevent future BSOD errors.

Troubleshooting the DATA_COHERENCY_EXCEPTION BSOD Error in Windows

Experiencing the DATA_COHERENCY_EXCEPTION blue screen of death (BSOD) error can be frustrating, but understanding its causes and solutions can help mitigate recurring issues.

The DATA_COHERENCY_EXCEPTION error, identifiable by the bug check value 0x00000055, often arises from corrupt system files, disk complications, conflicts with third-party applications, or malware infections. Given the rarity of this error, resources and troubleshooting guides can be limited. However, with detailed instructions, you can address the error effectively through various methods including file repairs, system scans, and application uninstalls.

Effective Methods to Resolve the DATA_COHERENCY_EXCEPTION BSOD

Step 1: Repair Corrupt System Files

To initiate repairs for corrupt system files:

  1. Press Windows + S to access Search. Enter Command Prompt in the search bar and select Run as administrator.
  2. Confirm your choice by clicking Yes in the User Account Control (UAC) prompt.
  3. Enter each of the following DISM commands one at a time, hitting Enter after each: 
    4. DISM /Online /Cleanup-Image /CheckHealth
    DISM /Online /Cleanup-Image /ScanHealth
    DISM /Online /Cleanup-Image /RestoreHealth
  4. Then, execute the SFC scan command: 
    sfc /scannow
  5. Reboot the PC to implement changes.

Pro Tip: Running both DISM and SFC scans can restore corrupt files using cached versions on your PC.

Step 2: Resolve Disk Issues Using Check Disk

Follow these steps to check and fix disk issues:

  1. Press Windows + R to open the Run dialog. Type cmd and hit Ctrl + Shift + Enter.
  2. Allow the operation by clicking on Yes in the UAC prompt.
  3. Enter this command and press Enter : 
    chkdsk /r
  4. If prompted to schedule the scan for the next reboot, press Y and hit Enter.
  5. Restart your PC to let the Check Disk utility run and resolve any found issues.

Pro Tip: Regular disk checks can help prevent potential data loss and system instability.

Step 3: Uninstall Conflicting Third-Party Applications

To remove potentially problematic software:

  1. Open Run by pressing Windows + R. Type appwiz.cpl and hit Enter.
  2. Identify any installed application that may cause conflicts, select it, and click Uninstall.
  3. Follow the uninstallation instructions on the screen to complete the process and restart your PC.
  4. If the DATA_COHERENCY_EXCEPTION BSOD persists, repeat this process for other applications that could be problematic.

Pro Tip: Consider using a dedicated software uninstaller tool to remove leftover files that may still be causing issues.

Step 4: Conduct a Malware Scan

Here’s how to safeguard your computer from malicious threats:

  1. Press Windows + S to open the Search menu. Type Windows Security and select it.
  2. Click on Virus & threat protection.
  3. Access Scan options.
  4. Select Full scan and then click Scan now.
  5. After completing the scan, follow any instructions displayed to remove detected threats.

Pro Tip: Running periodic malware scans can enhance your system’s security and prevent errors like BSODs.

Step 5: Perform a System Restore

To revert your system to an earlier state:

  1. Press Windows + S to access Search. Type Create a restore point and click the appropriate result.
  2. Select System Restore.
  3. Choose the option labeled Choose a different restore point and click Next.
  4. Select the earliest restore point from the list and click Next.
  5. Confirm your selection and click on Finish to initiate the restoration process.

Pro Tip: If no restore points are available, consider reinstalling Windows, but bear in mind that this may result in data loss.

Additional Tips

  • Regularly back up your important files to prevent data loss during unexpected errors.
  • Keep your operating system and software updated to minimize vulnerability to errors.
  • Use reputable antivirus software to protect your system.

Summary

Resolving the DATA_COHERENCY_EXCEPTION BSOD error involves a series of systematic checks and repairs, focusing on file integrity, hardware health, and application conflicts. Following the steps outlined in this guide can significantly reduce the risk of encountering this troublesome error.

Conclusion

While the DATA_COHERENCY_EXCEPTION error can be daunting, understanding its causes and systematically resolving them can restore stability to your Windows operating system. Always ensure regular maintenance and backups to keep your system healthy and secure.

FAQ (Frequently Asked Questions)

What is DATA_COHERENCY_EXCEPTION BSOD?

DATA_COHERENCY_EXCEPTION is a specific Windows BSOD error indicating issues related to system file integrity, disk issues, or potential application conflicts.

How can I prevent BSOD errors?

Keeping your system and applications updated, performing regular disk checks, and maintaining an active anti-malware program can help prevent BSOD errors.

PC Repair