Microsoft Windows Error Code 0x0000007A: How to Fix It

Medium 2-4 hours High Severity Verified June 2026
Error Code
0x0000007A
Brand
Microsoft Windows
Product Type
operating_system
Severity
High
DIY Difficulty
Medium
Estimated Fix Time
2-4 hours
Windows error code 0x0000007A (KERNEL_DATA_INPAGE_ERROR) is a blue screen of death that occurs when Windows cannot read critical kernel data from virtual memory. This error typically indicates problems with RAM, hard drive issues, or corrupted system files that prevent proper data transfer between storage and memory.
Ad

Tools You'll Need

How to Fix Error Code 0x0000007A

  1. Restart Your Computer

  2. Boot into Safe Mode

    Save any important work before restarting as you may lose unsaved data
  3. Run Windows Memory Diagnostic

    This test requires a restart and may take 20+ minutes to complete
  4. Check Hard Drive Health

    Backup important data before running disk repair tools
  5. Update or Rollback Drivers

  6. Remove Recently Installed Hardware

    Power off and unplug the computer before removing any internal components
  7. Test RAM Modules Individually

    Handle RAM carefully by the edges and ground yourself to prevent static damage
  8. Reset BIOS Settings

    Note current BIOS settings before resetting in case you need to restore specific configurations
  9. Perform System Restore

    System Restore will remove recently installed programs and updates
  10. Check Event Viewer for Details

Parts You May Need

DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
DDR4 or DDR3 RAM modules
Check Price on Amazon
SATA or NVMe SSD/HDD
Check Price on Amazon
SATA data cables
Check Price on Amazon
Ad

When to Call a Professional

Contact a computer technician if the error persists after trying all steps, if you're uncomfortable opening the computer case, or if multiple hardware components appear to be failing. Professional diagnosis may be needed for complex motherboard or CPU issues.

Frequently Asked Questions

What causes Windows error 0x0000007A?
Error 0x0000007A is typically caused by faulty RAM, failing hard drive sectors, corrupted system files, outdated or incompatible drivers, or damaged page files that prevent Windows from reading kernel data properly.
Can I fix KERNEL_DATA_INPAGE_ERROR without losing data?
Yes, most fixes like driver updates, memory diagnostics, and disk repairs don't delete personal files. However, always backup important data before attempting repairs, as some solutions like System Restore or Windows reinstallation may affect installed programs.
Is error 0x0000007A a hardware or software problem?
Error 0x0000007A can be both hardware and software related. Common hardware causes include failing RAM or hard drives, while software causes include corrupted drivers, damaged system files, or malware infections affecting system stability.
How do I know if my RAM is causing the error?
Run Windows Memory Diagnostic or MemTest86+ to test your RAM. If the tests show errors, or if the blue screen stops occurring after removing specific RAM modules, then faulty memory is likely the cause of error 0x0000007A.
Should I replace my hard drive if I get this error?
Not necessarily. First run chkdsk and check SMART status using tools like CrystalDiskInfo. Only replace the hard drive if these tools show failing sectors, high error counts, or other signs of physical drive failure.