How to Download and Fix vmbkmcl.sys?

Sometimes Windows system displays error messages regarding corrupted or missing vmbkmcl.sys files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent vmbkmcl.sys file can therefore effect in failed execution of the started process.

vmbkmcl.sys file Hyper-V VMBus KMCL. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of vmbkmcl.sys related errors on your device. You can also download vmbkmcl.sys file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download vmbkmcl.sys

4.1 List of vmbkmcl.sys file versions

File info

General information
Filename	vmbkmcl.sys
File extension	SYS
Description	Hyper-V VMBus KMCL

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common vmbkmcl.sys file related problems

There are various types of errors related to vmbkmcl.sys file. vmbkmcl.sys file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to vmbkmcl.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

vmbkmcl.sys is corrupted
vmbkmcl.sys cannot be located
Runtime Error - vmbkmcl.sys
vmbkmcl.sys file error
vmbkmcl.sys file cannot be loaded. Module was not found
cannot register vmbkmcl.sys file:
vmbkmcl.sys file could not be loaded
vmbkmcl.sys file doesn't exist

vmbkmcl.sys

Application could not be started because vmbkmcl.sys file is missing. Reinstall the application to solve the problem.

Problems related to vmbkmcl.sys can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing vmbkmcl.sys file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix vmbkmcl.sys errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

vmbkmcl.sys file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with vmbkmcl.sys file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to vmbkmcl.sys file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of vmbkmcl.sys or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to vmbkmcl.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the vmbkmcl.sys file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the vmbkmcl.sys file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the vmbkmcl.sys file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace vmbkmcl.sys file

The last solution is to manually download and replace vmbkmcl.sys file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded vmbkmcl.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of vmbkmcl.sys file example directory paths.

Windows 10: C:\Windows\System32\drivers\
Windows 8.1: C:\Windows\System32\DriverStore\FileRepository\wvmbus.inf_x86_cac08a83c031df80\
Windows 8: 1: C:\Windows\System32\DriverStore\FileRepository\wvmbus.inf_x86_cac08a83c031df80\

If the steps did not solve your vmbkmcl.sys file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename vmbkmcl.sys

System Windows 10

File size 60320 bytes

Date 2017-03-18

Download

File details
	MD5	92e108a4e144e39f75be4efa4d2aa03e
	SHA1	072c874e41a386cdedc4898f0e685b66e71ccf50
	SHA256	9b488eeaad2f9fd1bbf8269016a740f2ca4b021ae0c411d88b40b14363b4de12
	CRC32	394c3d9e
	Example file location	C:\Windows\System32\drivers\

Filename vmbkmcl.sys

System Windows 8.1

File size 70928 bytes

Date 2014-11-21

Download

File details
	MD5	1aaaeba2a761cc29cc26066413fabbb7
	SHA1	0c67e495a04bf862f71742c79326c9d4f16bd51a
	SHA256	ae5bc1b9c07f596a27bfe76d8aa006e905e098f1d4ef24a84039d454d52e336a
	CRC32	d24066c4
	Example file location	C:\Windows\System32\DriverStore\FileRepository\wvmbus.inf_x86_cac08a83c031df80\

Filename vmbkmcl.sys

System Windows 8

File size 66664 bytes

Date 2012-07-26

Download

File details
	MD5	fe95b96daeaa7d048d52c724ca74e88d
	SHA1	5caeb02751acf49f0dbf1fc3aee652ab445c0f3b
	SHA256	bead30f7b07af021ff9f57522b580d180f458b448b6877f674a7c5bcbd9fc89b
	CRC32	4bf75f96
	Example file location	1: C:\Windows\System32\DriverStore\FileRepository\wvmbus.inf_x86_cac08a83c031df80\