How to Repair dpapisrv.dll? Download Now

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

dpapisrv.dll file DPAPI Server. 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 dpapisrv.dll related errors on your device. You can also download dpapisrv.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 dpapisrv.dll
File extension DLL
Description DPAPI Server
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 dpapisrv.dll file. dpapisrv.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 dpapisrv.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to dpapisrv.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 dpapisrv.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of dpapisrv.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 dpapisrv.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 dpapisrv.dll
System Windows 10
File size 162304 bytes
Date 2017-03-18
File details
MD5 5f7a53df8f664d7fbd6815833905bec8
SHA1 3ac0620deb0ceb00ae01617489141c3cdf3571ed
SHA256 5750582c0679532be4084eb9e0914c91e1082429c4ee793f767d2685f7e574f2
CRC32 2f0fe0fc
Example file location C:\Windows\System32\
Filename dpapisrv.dll
System Windows 8.1
File size 147456 bytes
Date 2014-11-21
File details
MD5 ac6dfddc48708e7bd013dd83d2bebf24
SHA1 2641c458a9033c1d9c96932cca9fdff883c109c3
SHA256 cb75e5d82c489f6ceedf65a859495ee704624befb1ba8e897b5ee84d6dd8b018
CRC32 1501c0ca
Example file location C:\Windows\System32\
Filename dpapisrv.dll
System Windows 8
File size 139264 bytes
Date 2012-07-26
File details
MD5 7eda66e16fcf064a3491f01109180b65
SHA1 5cf897c6484f5102f72d028794090d1fb2c30047
SHA256 39becf70f64c07600af2a52695e87f2723f865ac470195ac0a22f2a8240048f7
CRC32 c5daa3c2
Example file location 1: C:\Windows\System32\