adsldp.dll - How to Fix? Download Now

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

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

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



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


Problems related to adsldp.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 adsldp.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of adsldp.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\SysWOW64\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your adsldp.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 adsldp.dll
System Windows 10
File size 205312 bytes
Date 2017-03-18
File details
MD5 222e186da58ac1c274d1ebced7d6fda0
SHA1 d757f2d2ca42aa0e90c1f82fdbf7aab0c046a918
SHA256 6b5c3beff94a375d39e194bb897b5bc7e3a5231dec30301d519cea03d0627509
CRC32 4d3aed0d
Example file location C:\Windows\System32\
Filename adsldp.dll
System Windows 8.1
File size 224768 bytes
Date 2014-11-21
File details
MD5 8e906b30470bf9ae50fdd5db00ec58de
SHA1 8208f3ac3216507f444ab2fe4fc2d2306a9f24b0
SHA256 604bbae4ce2038662d3eee91ff375abb7d55a9d80b8d361a6cc93ab1985a05f4
CRC32 16d22e3c
Example file location C:\Windows\System32\
Filename adsldp.dll
System Windows 8
File size 187392 bytes
Date 2012-07-26
File details
MD5 69a0847c4fc5a6d7c0b62e3d38453076
SHA1 3cb5b57811605e7c153bd1d29d106b4783291ae5
SHA256 57edf6547b183c60411c73479d1d94752aa2172b9a0b61b9f983215d84b166f7
CRC32 97b5f4b8
Example file location 1: C:\Windows\System32\
Filename adsldp.dll
System Windows 7
File size 186880 bytes
Date -0001-11-30
File details
MD5 3e709f7bfa217cd3b6fc338780465e20
SHA1 3889bc04de09a1ecbb7c878de0d168381d3f9bd0
SHA256 16a9e500285cef2c1ccfa71ddfcc1f3b0e6e03711780f5b3764ff855fc8250af
CRC32 65624a1d
Example file location C:\Windows\SysWOW64\
Filename adsldp.dll
System Windows 7
File size 239104 bytes
Date 2009-07-14
File details
MD5 b079c2629e54ef8c82f3644ce6c9bffc
SHA1 b897079c0d3ea728046a9b41c61131bc4a205483
SHA256 43e4bac336ebdb1a922505dead48f2b39abc3eca1ee0e2c00ff58bd6dd0996ee
CRC32 b1d5cd68
Example file location C:\Windows\SysWOW64\
Filename adsldp.dll
System Windows Vista
File size 235520 bytes
Date 2008-01-21
File details
MD5 16db8a30b3c0cc6e4afd4fded3559c4d
SHA1 efd0b18dc285a14892e508f42298dd5fe08ad462
SHA256 3ff30862760bdd8fd9b0ea80ddd94faf677cbb2b250f2d5f7becd4c9d9239899
CRC32 0cf61bf3
Example file location ---
Filename adsldp.dll
System Windows Vista
File size 185856 bytes
Date -0001-11-30
File details
MD5 ce683f9b7482b31d0ec5d04fd7533f54
SHA1 e01919b3a59b7d217486a38a56dc8dd5bb28398d
SHA256 7a28dccb8ab1fc011c292afa5985725a40460fada5e35f7b8e15e108ad9d2dcf
CRC32 acffbd2b
Example file location ---
Filename adsldp.dll
System Windows XP
File size 175616 bytes
Date 2008-04-14
File details
MD5 a7f361875622aa5829aa39ba248f68e9
SHA1 aa76e555703c67681937567681bb218d15595556
SHA256 bcac4fd9d7fd02eb010dcb5301cf3459a0f0bbaa62162d510e962ff33ffc7ed4
CRC32 9a248a2d
Example file location ---