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mpio.sys - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing mpio.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 mpio.sys file can therefore effect in failed execution of the started process.

mpio.sys file MultiPath Support Bus-Driver. 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 mpio.sys related errors on your device. You can also download mpio.sys file compatible with Windows 7, Windows Vista, Windows Vista, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 7, Windows Vista, Windows Vista, Windows Vista
User popularity

Fix mpio.sys errors

File info

General information
Filename mpio.sys
File extension SYS
Description MultiPath Support Bus-Driver
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.)
mpio.sys

There are various types of errors related to mpio.sys file. mpio.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 mpio.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

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

mpio.sys

Error

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

OK

Problems related to mpio.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 mpio.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.

mpio.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

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with mpio.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.

Windows Update

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

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. 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 mpio.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

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 mpio.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mpio.sys file with properly working version. To use the tool:

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

Step 4: Restoring Windows system

Windows Recovery

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

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

If all the above-mentioned methods failed and the mpio.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 mpio.sys file

The last solution is to manually download and replace mpio.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 mpio.sys file.

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

  • Windows 7: C:\Windows\System32\DriverStore\FileRepository\mpio.inf_amd64_neutral_0c74c0f95001b61c\
  • Windows Vista: C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\
  • Windows Vista: C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\
  • Windows Vista: C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\

If the steps did not solve your mpio.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 mpio.sys
System Windows 7
File size 155008 bytes
Date 2010-11-21
Download
File details
MD5 a44b420d30bd56e145d6a2bc8768ec58
SHA1 56ed01bc0d4072007c973c79d088fa4b49be72d1
SHA256 b1e4dca5a1008fa7a0492dc091fb2b820406ae13fd3d44f124e89b1037af09b8
CRC32 c5050e9f
Example file location C:\Windows\System32\DriverStore\FileRepository\mpio.inf_amd64_neutral_0c74c0f95001b61c\
Filename mpio.sys
System Windows Vista
File size 131560 bytes
Date -0001-11-30
Download
File details
MD5 cbb01a298cb24d250017cea54884bba8
SHA1 e52ac02a2ffdc39e17376e219826bf94fcf97c87
SHA256 a8490320bddd7800b9bdf91b67d9ed378b3caddc32ce11e72aee45cfe0b7534b
CRC32 d78d7940
Example file location C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\
Filename mpio.sys
System Windows Vista
File size 93800 bytes
Date -0001-11-30
Download
File details
MD5 ed48eac719ee28db773359eb1b06e2b5
SHA1 d75d11511d8c42cfb6e0f2476d1dfbacf5d427a4
SHA256 c2e47d19d259cb7350889e90de8fd0c85e6921d9067146fdde1e6161bd02a1c0
CRC32 9a4bf6e2
Example file location C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\
Filename mpio.sys
System Windows Vista
File size 128056 bytes
Date 2008-01-21
Download
File details
MD5 f8276eb8698142884498a528dfea8478
SHA1 d5f421b44f36b1c993881177d982be60e09d3424
SHA256 c0ff504f721f1d00f42cfe783d4f32c6728518f64646f5c5c11ba3a4824815bb
CRC32 04e70492
Example file location C:\Windows\System32\DriverStore\FileRepository\mpio.inf_a167a496\