ddpchunk.dll - Repair Issues and Download

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

ddpchunk.dll file Microsoft Data Deduplication Chunking Library. 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 ddpchunk.dll related errors on your device. You can also download ddpchunk.dll file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8

File info

General information
Filename ddpchunk.dll
File extension DLL
Description Microsoft Data Deduplication Chunking Library
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
MIME type application/octet-stream
File type Executable application
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 ddpchunk.dll file. ddpchunk.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 ddpchunk.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to ddpchunk.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 ddpchunk.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.

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

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

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

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\

If the steps did not solve your ddpchunk.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 ddpchunk.dll
System Windows 10
File size 173056 bytes
Date 2017-03-18
File details
MD5 0ea8461b803a3b1149d38c71004f58c8
SHA1 75bf6303f104fe3c0a70eb8f1435c81db5c48f58
SHA256 67f39412a14440db5d806f64005f0935e8910659521d7eb52aea1dc2107db521
CRC32 218d32b5
Example file location C:\Windows\System32\
Filename ddpchunk.dll
System Windows 8.1
File size 166912 bytes
Date 2014-11-21
File details
MD5 cc74358f4c14c2de6d3ca964ec8a8cc5
SHA1 c95fa8a2bcbf590a56a5434369bc1706f09dca03
SHA256 5b8a7911c12b6e4f01e54afe5a9abae2fe0887e6239f22bf3dda61205ca6a5d2
CRC32 b106dc59
Example file location C:\Windows\System32\
Filename ddpchunk.dll
System Windows 8
File size 175104 bytes
Date 2012-07-26
File details
MD5 551e79805f9e8e1ccf2b73a42f9ca2c1
SHA1 5c1a8d88c8225bd12da8ff7cda535c4332891d30
SHA256 00a02225c1fcb62f4c4d92e1199a789022652ff02418da02fd1b11a5adf13af6
CRC32 1fa31768
Example file location 1: C:\Windows\System32\