Resolve Outlook Error 0xc0000005 With Effective Workarounds

The Outlook error 0xc0000005 is a serious concern for Outlook users. This error occurs when your machine is not being able to process the Outlook files and settings correctly which needs to run a specific installation or program.

This error occurs due to a couple of reasons. But, missing system files, low RAM, corrupted Windows PC, malware or virus infection, etc are common.

There are numerous Outlook users who experience the same error on their Outlook account and look for the troubleshooting steps. If you are one of them, then you can go through this article to avail some of the easiest ways to resolve this error in an instant.

Situations Through which you may Go Due to the Error 0xc0000005

The error 0xc0000005 is the most bothersome among Outlook users. This error notification might come up especially in three different situations which are highlighted here:

  • Issues of Access
  • Windows Installation Error
  • Application Not Able to Start

Major Factors that Provoke Outlook Error 0xc0000005

  • Wrong settings for the outgoing and incoming mail server
  • Locating the incorrect password that is being saved in the Login Credentials
  • Improper upgrade of Windows Operating System
  • Corrupted profile configuration with the MS Outlook

Apart from these, there can be some other reasons as well. The issues may appear due to the problem with Antivirus software too.

However, now delve into the solutions.

Potential Hacks to Eradicate Outlook Error 0xc0000005

Follow the next section and try out the methods in the same order as instructed to get the best possible result.

Method 1: Check the RAM

To overcome this Outlook error, turn off your device and then check the RAM. You may exchange the slots of the RAM as per the required if there is physical damage of the hardware or the RAM connector.

Moreover, also examine your RAM with Memtst86+ to fix this matter.

Method 2: Modify the Registry Files

The Outlook error might appear due to the corrupted or damaged registry files. In such situations, you must modify the registry files.

But before modifying the registry files, you must have a backup of the Registry file.

Step 1: Firstly, locate the Windows key on your keyboard. Then, press it along with the R key to launch the Run dialog box. Once the Run dialog box opens, write “regedit” and press the Enter key or click on the OK button.

Step 2: Now, navigate to the following path: “HKLM/SOFTWARE/Microsoft/WindowsNT/CurrentVersion/Windows/Applnit_Dlls.” Locate the LoadApplnit_DLLs and right-click on it. Change the value from 10 to 0.

Step 3: After performing the above steps, hit the OK button twice to save the new changes. Close theWindows Registry Editor and reboot your machine.

Method 3: Review the BCD

If the previous methods didn’t work and you still encounter the same Outlook error, then you require to review the BCD and their performance.

At first, launch the Command Prompt with Administrator privileges and write “BDCEdit” into the CMD window and hit the Enter key or click on the OK button.

In case the Windows Boot Loader Path is xOsload.exe, then you require to remove a couple of files. Once you are done with it, repair the BCD.

Now, type the following commands in the Command Prompt window and hit the Enter button after each command.

  • At first, Del D:\Windows\System32\xOsload.exe
  • Then, Del D:\Windows\System32\xNtKrnl.exe
  • After that, Del D:\Windows\System32\Drivers\oem-drv64.sys
  • Now, attrib c:\boot\bcd -h -r -s
  • Next, ren c:\boot\bcd bcd.old
  • Lastly, bootrec /rebuildbcd

Method 4: Deactivate the Firewall/Antivirus Software

You can even disable the Antivirus or Firewall in order to remove the Outlook error from your windows-based device.

Steps to Disable Firewall:

  • Go to the Control Panel and then click on the System Security link.
  • After that, navigate to the Windows Firewall and locate the option “Turn Windows Firewall On Or Off” from the left side menu.
  • Now, click on that button and turn it off.
  • Save the new changes by hitting the Apply button as well as the OK button.

Steps to Turn Off Antivirus Software:

  • Navigate to the Windows Notification area and tap on the Microsoft Security Essentials Icon.
  • Then, go to the Settings tab ad hit the Real-Time Protection.
  • Afterward, unmark the “Real-Time Protection” button and hit the OK button to save the changes.

Now, reboot your device and let the new changes take effect.

Method 5: Disable the Proxy

In order to verify the status of the proxy, hold the Windows logo key along with the R key. Then, open the Run box and write “CMD” into it and hit the Enter button. Now, in the Command Prompt window, type “netsh winhttp import proxy source=ie” and press the Enter button.

Now, you might get a notification something like “Error writing proxy settings. Access is denied.” Then, you require to go to the Internet Explorer and disable the Proxy Settings.

After that, register the DLL dependency while installing the Windows update, some of the Dynamic Link Library (.dll) gets misplaced ad this situation prevents the Microsoft Outlook from opening correctly.

Furthermore, register the DLL in the dialog box by pressing the Windows and R keys simultaneously. Then, invoke the Search box and write “regsvr32 dllfix.dll” and hit the Enter button or tap on the OK button.

Now, follow the on-screen instructions in order to reinstall it again. The Outlook error gets removed if the issue occurs due to the Outlook Proxy settings.

Method 6: Turn Off the DEP

If none of the above methods works, then you have to turn off the DEP. To do this process, you need to sign in to the Windows with Administrator privileges. Then, hold the Windows logo key and press the R key at the same time.

Once the new window will appear, type “sysdm.cpl” and hit the Enter button. Then, go to the Advanced tab and tap on the Settings button.

After that, choose the “Data Execution Protection” tab from the resultant menu list and find out the Option “Turn On DEP For All Programs And Services Except Those I Select.”

Now, click on that button and hit the Add button from the drop-down menu list. Here, you require to browse and all al the executable (.exe) files that are triggering this Outlook error.

Thereafter, tap on the OK button to confirm the process. When it is done, reboot your device and try to open the Outlook application and check whether the error gets removed or not.

To Conclude

We hope, this post will be quite useful for you to get rid of the “Application was unable to start correctly 0xc0000005” error. However, if you have further queries regarding this Outlook error, then you can put your difficulties in the feedback section below.

On the other hand, you can also opt for expert assistance. Opting for technical support to overcome this error is indeed a wise choice.


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