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Solution to Problem: Bootmgr Access Denied
Viljami Jun. 24th, 2015
How to Fix Bootmgr Access Denied Error?
Item Info
Error Codes Bootmgr Access Denied
Recommended Download Bootmgr Access Denied Error Fixer
File version 5.2
Size 4.5MB
Speed Up Your PC Free Performance Scan

Bootmgr Access Denied Error Again? What Happened?

Bootmgr Access Denied, popped up when I was tring to open a movie. Sometimes this error: Windows 10 Update 0X800f0219 comes together with that error message. Is there any connection between them what happened?

- Melodie Lusby

Bootmgr Access Denied Error Again? What is Wrong with My Computer?

Your PC frequently crashes with Error Bootmgr Access Denied when running the some apps

"The MACHINE_CHECK_EXCEPTION bug check has a value of Bootmgr Access Denied. This bug check indicates that a fatal machine check exception has occurred." came up.

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How to Fix Bootmgr Access Denied Error?

Manually editing the Windows registry

Manually editing the Windows registry in order to fix error Bootmgr Access Denied is certainly not recommended unless you are PC service professional. Incorrectly editing your registry can stop the PC from functioning as well as generate irreversible damage to your operating system. In fact, one particular misplaced comma will be able to prevent your PC from booting entirely!

Caution: Unless you an advanced PC user, we Not recommend editing (blank) Windows registry manually. Using Registry Editor incorrectly may produce serious problems that may need you to reinstall Windows. We do not promise that issues resulting from the incorrect use of Registry Editor can always be solved. Work with Registry Editor at your own risk.

To manually repair your Windows registry, first you need to create a backup by exporting a portion of the registry related to MACHINE_CHECK_EXCEPTION (eg. Windows Operating System):

  • Click the Start button.
  • Type "command" in the search box... DO NOT hit ENTER yet!
  • While holding CTRL-Shift on your keyboard, hit ENTER.
  • You will be prompted with a permission dialog box.
  • Click Yes.
  • A black box will open with a blinking cursor.
  • Type "regedit" and hit ENTER.
  • In the Registry Editor, select the Error 0x9C-related key (eg. Windows Operating System) you want to back up.
  • From the File menu, choose Export.
  • In the Save In list, select the folder where you want to save the Windows Operating System backup key.
  • In the File Name box, type a name for your backup file, such as "Windows Operating System Backup".
  • In the Export Range box, be sure that "Selected branch" is selected.
  • Click Save.
  • The file is then saved with a .reg file extension.
  • You now have a backup of your MACHINE_CHECK_EXCEPTION-related registry entry.

Scan your computer for viruses. 

Some viruses can cause error Bootmgr Access Denied, especially ones that infect the master boot record (MBR) or boot sector.

Important: Make sure your virus scanning software is completely up to date and that it's configured to scan the MBR and boot sector.

Still can't Fix Error Bootmgr Access Denied?

1. Click the button to download SmartPCFixer . Install it on your system.  Run it, and it will scan your computer. The junk files will be shown in the scan result.

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2. After the scan is finished, you can see the errors and problems need to be repaired. Click Fix All.

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3. The Fixing part is finished, the speed of your computer will be much higher than before and the errors have been removed.

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Tagged: Bootmgr Access Denied, How to fix error Bootmgr Access Denied

Comments (23)

What People Say: (About Bootmgr Access Denied)

Very useful software with tons of dll files.

by Kim Walton Jun.7th

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