Unable to boot windows BSOD STOP: 0x0000007e, iaStora.sys

udongski

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I accidentally ran System Restore and reverted my Win10 to factory default Win8 that came with the laptop. Once completed, I was trying to run file recovery suites to try and recover lost files that were not backed up. The following morning when I tried to continue working with it, the system tries but will no longer load windows and gets stuck in the BSOD screen.

BSOD Error STOP: 0x0000007E and iaStorA.sys

Things I have tried that still ended up in BSOD:
-Startup repair
-Safe mode
-Last Known Good Configuration
-Disable Driver Signature Enforcement
-HP Recovery
-Downloaded the iaStorA.sys file and replaced the old one windows/system32/drivers folder
-C:\, where Windows was installed, had been reformatted thinking it would remove the damaged drivers together with all system files then I can just run system restore again but I still encounter the same BSOD loading Win for HP Recovery.

My drive has 4 partitions:
Drive 0 Partition 1: System 1.0GB size
Drive 0 Partition 2: Primary 451.0GB size (reformatted already thru Windows Setup, please see details below)
Drive 0 Partition 3: HP_Recovery 11.8.0GB size
Drive 0 Partition 4: HP_Tools 2.0GB size

I already have tried using a bootable USB w/ Win10 in two scenarios:

Scenario 1:
SATA Device Mode: RAID
Result in BSOD with Stop Code: PAGE FAULT IN NON PAGED AREA
What Failed: iaStorAVC.sys

Scenario 2:
SATA Device Mode: AHCI
Windows setup wizard loads, I get to the screen "Where do you want to install Windows?" but unable to select the partition 2 with the error, "Windows cannot be installed to this disk. The selected disk has an MBR partition table. On EFI systems, Windows can only be installed to GPT disks." Already tried formatting the partition but same error.

So I'm stuck unable to use HP Recovery to restore factory default to Win8 and also do a clean install of Win10 on USB Flash drive.

Hoping somebody can help out.
 

My Computer

System One

  • OS
    Win8 Pro
    Computer type
    Laptop
    System Manufacturer/Model
    HP ZBook
Do you have another PC that you can use?

(I presume you do since you have that Windows 10 installation USB that you made)
 

My Computer

System One

  • OS
    Windows 10 Pro x64
    Computer type
    Laptop
    System Manufacturer/Model
    Lenovo ThinkPad L460
    CPU
    Intel Core i5 vPro
    Motherboard
    Lenovo ThinkPad L460 motherboard
    Memory
    8.0 GB DDR3
    Graphics Card(s)
    Intel(R) HD Graphics 520
    Sound Card
    Intel(R) Display Audio
    Monitor(s) Displays
    1
    Screen Resolution
    1366x768
    Hard Drives
    SATA3 240GB SSD
    Keyboard
    Standard PS/2 Keyboard
    Mouse
    Synaptics Pointing Device
    Browser
    Google Chrome
    Antivirus
    Kaspersky Total Security 2021
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