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4 January 2021  Ashley S. Miller  Specialist of Customer Service Dept.
 

Summary
Microsoft Security Essentials should be familiar to Windows 7 users. This anti-virus freeware is developed and released by Microsoft. Taking the advantages of the simple interface and low system resource occupation, it is popular among Windows 7 users. However, parts of users may encounter the error 0xC000000D when using the Microsoft Security Essentials and result in this software failure. Sometimes, it may lead to system failure like blue screen. Here, we will focus on how to solve this problem.



Microsoft security client oobe

Content

Apporach 1: Delete EppOobe.etl file
Approach 2: Fix with sfc/scannow
Approach 3: Disable OOBE item of Microsoft Security Essentials in Computer Management
Approach 4: Disable Software Compatibility Assistant Service
Approach 5: Uninstall Microsoft Security Essentials Completely

Approach 1: Delete EppOobe.etl file

EppOobe.etl is the running file created automatically when you installed Window Security Essentials. For many users, deleting this file can solve the 0xC000000D error.

Please navigate to the following path in Computer: C:\ProgramData\Microsoft\Microsoft Security Client\Support

Then please delete the EppOove.etl file and restart your computer to check whether the problem has been solved.

If the folder “ProgramData” was set to be hidden in default or you can not find the folder in the list, please check the item “Show hidden files, folders, and drive” in “View” tab of “Folder Options”.

Approach 2: Fix with sfc/scannow Command

sfc/scannow can help you scan all protected system files and try to fix problems. If you receive the error code 0xC000000D from Microsoft Security Essentials, please try to figure it out with sfc/scanow command.
Step 1: Press “Win+R” button and enter “cmd” in “Run”. Press OK to open CMD.
press win and r to run cmd
Step 2: Enter “sfc/scannow” in the pop-up window and press “Enter” to process the command.
enter sfc scannow
Step 3: Then it will process the system scan and fix the system files which have something wrong. Please restart the PC after the fix finishes.
Attention: This approach must be processed with Administrator privilege. If you do not have the account with administrator privilege, please contact with the administrator or you can also create a new administrator account with Renee Passnow here.

Step 1: Download and install Renee PassNow in any workable Windows computer.

press to the download button

Step 2: Choose creation method, USB or CD/DVD.

Select one option from [Crate a Live USB] and [Create a Live CD]. Then, select [x64] or [x86] according to your computer. Next, click on [Download Now] to download the licensed ISO. Remember to activate the software beforehand. After that, click on [Create USB] to create the boot media.
use renee passnow to create usb to reset passnword

Step 3: Boot the target PC from the created password reset USB/CD/DVD.

You will boot the target computer via a new created reset disk. Firstly, please hold a hot key to enter the BIOS menu and put CD-ROM or Removable Devices as the first choice. Please click here to know about how to change the boot order of your computer. After changing it successfully, please remember to save your setting and then restart your PC.

steps to change the boot order in BIOS

Step 4: Select “PassNow!”.

Reset password

Step 5: Click “Create new account” to create a new administrator to quickly access your PC.

The created administrator account named “Reneelab” with administrator rights, and its default password is “123456789”. You are able to change the password of target account with this new created administrator.

Create new account

Approach 3: Disable OOBE item of Microsoft Security Essentials in Computer Management

Sometimes, this error could be caused by the incorrect settings in OOBE item in Microsoft Security Essentials. OOBE does not relate to key functions of Microsoft Security Essentials but with the other progresses and services. So, disabling this item will not influence the Microsoft Essentials.
Step 1: Go to Start menu and right-click “Computer”. Select “Manage” in the menu.

Attention: This step requires administrator privilege. If you do not have such privilege, please click here for solution.

Step 2: Go to “Computer Management > System Tools > Performance > Data Collector Sets > Startup Event Trace Sessions”. And find Microsoft Security OOBE item.
find oobe in computer management
Step 3: Right click the Microsoft Security Client OOBE item and select “Properties” in the menu.Click “Trace Session” tab and uncheck the “Enable” selection. Finally, click “Apply” and “Save” before exiting.
change oobe settings
Step 4: Restart the PC to check whether the error has been solved.

Approach 4: Disable Program Compatibility Assistant Service

Sometimes, error 0xC000000D could be caused by the incompatibility between OOBE and Program Compatibility Assistant Service. Please try to fix this problem with steps below:
Step 1: Press Win + R button and enter “service.msc” in the pop-up window. Click “OK” to launch related settings.
enter service msc in windows 7 run
Step 2: Find and right click the “Program Compatibility Assistant Service“. Select “Properties” in the menu. Choose “General” tab. If the “Service status” shows “Started”, please click “Stop” to turn the service off.
stop program compatibility assistant service
Step 3: Select “Disabled” in “Startup Type”. Click “OK” and then exit. Finally, please check whether the problem the Microsoft Security Essentials fails to work has been solved.
disable program compatibility assistant service

Approach 5: Uninstall Microsoft Security Essentials Completely

If the error 0xC000000D still can not be solved with the methods above, it is recommended to uninstall Microsoft Security Essentials completely.
Step 1: Please make sure the account you are logging with has administrator privilege. Go to “Control Panel”. Find and click “Uninstall a program” item. Find and select “Microsoft Security Essentials” in the list and then click “Uninstall” button on the top of the list. Follow the steps to uninstall it.
uninstall software in Windows 7
Step 2: Please press Win + R and then enter “regedit” in the pop-up window. Launch the Registry Editor.
enter regedit in Windows 7 run
Step 3: Please locate to the following items in the left side:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\WMI\Autologger
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Control\WMI\Autologger

Delete all items inside. Restart your PC and check whether the problem has been solved.

delete auto logger items