Download comadmin.dll to Fix Errors

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

comadmin.dll file COM+ Administration SDK. 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 comadmin.dll related errors on your device. You can also download comadmin.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 comadmin.dll
File extension DLL
Description COM+ Administration SDK
Program Microsoft® Windows® Operating System
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 comadmin.dll file. comadmin.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 comadmin.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to comadmin.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 comadmin.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.

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

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

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

  • Windows 10: C:\WINDOWS\system32\Com\
  • Windows 8.1: C:\WINDOWS\system32\Com\
  • Windows 8: 1: C:\WINDOWS\system32\Com\
  • Windows 7: C:\WINDOWS\system32\Com\
  • Windows 7: C:\WINDOWS\system32\Com\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your comadmin.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 comadmin.dll
System Windows 10
File size 210944 bytes
Date 2017-03-18
File details
MD5 f2a1ae416d474551a06306310ad44434
SHA1 f25698a8d6fd2bc8714b9b4bc8cf60611142fb83
SHA256 a0b76cefc74038837dd364585f285f34c0470a13c6ae585bd9d916a00cfa5735
CRC32 0f1b4719
Example file location C:\WINDOWS\system32\Com\
Filename comadmin.dll
System Windows 8.1
File size 215040 bytes
Date 2014-11-21
File details
MD5 ee8dc12e461dc6686568d886261f11ab
SHA1 0976e6dfd1eded05436f9adf4c31b978d7f4f0ea
SHA256 7c2ebc37826145c521d14cf51d34f3948352c5931055a05759a86fc76cb7dabb
CRC32 3f7e0b89
Example file location C:\WINDOWS\system32\Com\
Filename comadmin.dll
System Windows 8
File size 206848 bytes
Date 2012-07-26
File details
MD5 3f03a46294936b4987785cc7028be0cc
SHA1 4c3327512ddfa60887059ade760f3b83c56f42af
SHA256 52772e6df04ae06aa56197d45008d3ba797fcd665c03bcde76d1856474967ec7
CRC32 c75f0e56
Example file location 1: C:\WINDOWS\system32\Com\
Filename comadmin.dll
System Windows 7
File size 255488 bytes
Date 2009-07-14
File details
MD5 d856d5b996ad3d72ca76a223982471bd
SHA1 623afd4e8fe3ea610a4aeafc34354c80f591539f
SHA256 64ee853a1a93af8079192132a52a97a40b5c23040c454859bac7d7c40a3f7f22
CRC32 c21b1340
Example file location C:\WINDOWS\system32\Com\
Filename comadmin.dll
System Windows 7
File size 201216 bytes
Date -0001-11-30
File details
MD5 ef9a2851b0d66a2f364aee2964f46bf8
SHA1 baa79f001d06f5ff15b4dced2a9ca6465a71798e
SHA256 9ecece47e2c830e4e97eda5b42a8d74fd38f26af85e7ca6c97d253f3bbde9d35
CRC32 7116b074
Example file location C:\WINDOWS\system32\Com\
Filename comadmin.dll
System Windows Vista
File size 201728 bytes
Date -0001-11-30
File details
MD5 c27b973b45993d1d08bbec4e65ddd205
SHA1 3918fe6242b55b79840abe7aea7fbf9c13520925
SHA256 4c4152075bf2298feb7902148922c27d53735a1b8839d2bcee0d81f406b50883
CRC32 6f2a3614
Example file location ---
Filename comadmin.dll
System Windows Vista
File size 255488 bytes
Date 2008-01-21
File details
MD5 e0704fcaab4f33dd067e870579ac849d
SHA1 e488c0cf5a965edcfa6a9fcbfb57f44da434a03e
SHA256 a6b8c2c1f9ac594d4f8a5f4824cd2514b19e622c004df14819041a3e3dea7dad
CRC32 8ef3c4d5
Example file location ---
Filename comadmin.dll
System Windows XP
File size 195072 bytes
Date 2008-04-14
File details
MD5 3116f6b8b1c067532d9f7539a5bd5104
SHA1 3ff1271d1e01dd65f6c96dd5e9b7b7b590be00af
SHA256 0714dfb40639224eee6eb44c980527349a431bd8c66c5ba59dc9cc1e6b7fe45d
CRC32 fa8561e3
Example file location ---