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Fix OutlookMUI.XML Errors

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

OutlookMUI.XML file Extensible Markup Language. The file was developed by Microsoft for use with Office software. Here you will find detailed information about the file and instructions how to proceed in the event of OutlookMUI.XML related errors on your device. You can also download OutlookMUI.XML file compatible with Windows 10, Windows 7, Windows Vista, Windows 8 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 7, Windows Vista, Windows 8

File info

General information
Filename OutlookMUI.XML
File extension XML
Type Data
Description Extensible Markup Language
Software
Program Office 2010
Software Office
Author Microsoft
Software version 2010
Details
File size 3186
Oldest file 2017-05-10
MIME type application/xml
OutlookMUI.XML

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

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

OutlookMUI.XML

Error

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

OK

Problems related to OutlookMUI.XML 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 OutlookMUI.XML 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.

OutlookMUI.XML 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 OutlookMUI.XML 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 OutlookMUI.XML 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 OutlookMUI.XML 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 OutlookMUI.XML file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the OutlookMUI.XML 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 OutlookMUI.XML 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 OutlookMUI.XML 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 OutlookMUI.XML file

The last solution is to manually download and replace OutlookMUI.XML 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 OutlookMUI.XML file.

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

  • Windows 10: C:\MSOCache\All Users\{90150000-001A-0409-0000-0000000FF1CE}-C\
  • Windows 7: ---
  • Windows Vista: ---
  • Windows 8: ---

If the steps did not solve your OutlookMUI.XML 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 OutlookMUI.XML
System Windows 10
File size 2836 bytes
Date 2017-05-10
File details
MD5 16bf8b5d96b663b8a82a9f40e94c3449
SHA1 eb54db13b11ca5c31b47d542025d092a9559a7a1
SHA256 f7fea2c01b79f96f157be3353d143de2e8c10f2504d5c7e169ef18b7a98f899b
CRC32 17f336b5
Example file location C:\MSOCache\All Users\{90150000-001A-0409-0000-0000000FF1CE}-C\
Filename OutlookMUI.XML
System Windows 7
File size 3186 bytes
Date 2017-05-10
File details
MD5 0eadbd2b0f1c78e60f5cd688cd5fdc9d
SHA1 3afd343a67ad67c9e048df37916a499e1ac6c11f
SHA256 3691ab124ea69153322b001da37d818b20cb2b54b65ae995b851edf05c429873
CRC32 60a6368d
Example file location ---
Filename OutlookMUI.XML
System Windows Vista
File size 2945 bytes
Date 2017-05-10
File details
MD5 a3ce955854073e44d49563a823cfc0bc
SHA1 90d39e43273dac81e995d0ee3755fade0ca363f3
SHA256 5733287a38568bbdb84bd9fdfc7e802d95e0319c1fd281413b37669e933002cf
CRC32 e8a03b2d
Example file location ---
Filename OutlookMUI.XML
System Windows 8
File size 2836 bytes
Date 2017-05-10
File details
MD5 16bf8b5d96b663b8a82a9f40e94c3449
SHA1 eb54db13b11ca5c31b47d542025d092a9559a7a1
SHA256 f7fea2c01b79f96f157be3353d143de2e8c10f2504d5c7e169ef18b7a98f899b
CRC32 17f336b5
Example file location ---