cmutil.dll Troubleshoot and Download

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

cmutil.dll file Microsoft Connection Manager Utility Lib. 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 cmutil.dll related errors on your device. You can also download cmutil.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP

File info

General information
Filename cmutil.dll
File extension DLL
Description Microsoft Connection Manager Utility Lib
Program Microsoft(R) Connection Manager
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)

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

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



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


Problems related to cmutil.dll 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 cmutil.dll 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.

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

The last solution is to manually download and replace cmutil.dll 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 cmutil.dll file.

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

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: C:\Windows\System32\
  • Windows 7: C:\Windows\System32\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your cmutil.dll 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 cmutil.dll
System Windows 10
File size 45568 bytes
Date 2017-03-18
File details
MD5 e1f025c5cee4c28ea0a454abe4502be0
SHA1 5b9125d493e94b7b6b875f38f1e30841cf064a25
SHA256 34f0a5af8fd1f6308edb66c926811a7b62a530bae5458e8d87cb9f6f6541d6e7
CRC32 974bf7be
Example file location C:\Windows\System32\
Filename cmutil.dll
System Windows 8.1
File size 47104 bytes
Date 2014-11-21
File details
MD5 c6325582a3f731059b1d3481649f888a
SHA1 0e776a4fb152f777253065803c6e804262980f66
SHA256 01b46651f4560d07b94193ff888372c04172b4872dc66947968bc52438fa03ae
CRC32 18002e1d
Example file location C:\Windows\System32\
Filename cmutil.dll
System Windows 8
File size 47616 bytes
Date 2012-07-26
File details
MD5 043deaae7ea166a6d6877c2f52607d60
SHA1 612ac24d04d8a3c0f96524ec74d9eb6de62f2436
SHA256 bae1a764172509c7aacd2c91b95c418b0f5f5b1a2bc7273a4e8dadc01775e572
CRC32 c5b11fa4
Example file location 1: C:\Windows\System32\
Filename cmutil.dll
System Windows 7
File size 58880 bytes
Date 2009-07-14
File details
MD5 7971522ca1c08d7ffeb08b2cf809ae7c
SHA1 338ceb5ceae5213330a8124aafbc72671fc82199
SHA256 7101747d724e9250fb608e78b533ae9821c536e10c2394f28fafe463699f7a6b
CRC32 28713559
Example file location C:\Windows\System32\
Filename cmutil.dll
System Windows 7
File size 47104 bytes
Date -0001-11-30
File details
MD5 879c99433cb7f3147be4d58e01d53221
SHA1 52314e726177927cf2a06f707bef1063ed1f7d91
SHA256 ab5faf2a40c43deaabd84d57c40ae6b04a101172e208beb14fb5c0256d0d548b
CRC32 21f52dc1
Example file location C:\Windows\System32\
Filename cmutil.dll
System Windows Vista
File size 47616 bytes
Date -0001-11-30
File details
MD5 a38ad4a5f1d5bd5560ce5f0f0a208471
SHA1 0dce0767e1b4c17f9c77fe5fc92629a43bfbab2f
SHA256 2721bd0f9ff1261bdf1ee55308ba5bb348634c0216520ffddb69a79b599c2f4f
CRC32 104cf822
Example file location ---
Filename cmutil.dll
System Windows Vista
File size 58880 bytes
Date 2008-01-21
File details
MD5 afb5047147c0667cdd151a1da6e12912
SHA1 5e387295998b889832bfcefcf0513a86a28d7582
SHA256 ac098032b659f7c49deb10bf08dfb6277755bd6a11519fe732ebb2de432251f7
CRC32 093c9e78
Example file location ---
Filename cmutil.dll
System Windows XP
File size 39424 bytes
Date 2008-04-14
File details
MD5 c70dbf90f9b58bae2b7f6cd22c85fc0c
SHA1 c9c7fcbdb61576b24906b3741e06e2e5da44ef8c
SHA256 12f27ee3c204556248528bee8619105da834c4c2e4a16bc0d58145e3c3e21df0
CRC32 b5be2031
Example file location ---