Download Libpq.dll for Windows 10, 8.1, 8, 7, Vista and XP

Libpq.dll download. The Libpq.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Libpq.dll is missing." and "Libpq.dll not found." errors by downloading and installing this file from our site.
Download Price:
Free
Dll Description:
PostgreSQL Access Library
Versions:
Size:
0.04 MB
Operating Systems:
Directory:
L
Downloads:
7910 times.

What is Libpq.dll?

The Libpq.dll library is 0.04 MB. The download links have been checked and there are no problems. You can download it without a problem. Currently, it has been downloaded 7910 times.

Operating Systems Compatible with the Libpq.dll Library

All Versions of the Libpq.dll Library

The last version of the Libpq.dll library is the 7.0.2.0 version that was released on 2012-07-31. Before this version, there were 1 versions released. Downloadable Libpq.dll library versions have been listed below from newest to oldest.

  1. 7.0.2.0 - 32 Bit (x86) (2012-07-31) Download directly this version
  2. 7.0.2.0 - 32 Bit (x86) Download directly this version

How to Download Libpq.dll

  1. First, click on the green-colored "Download" button in the top left section of this page (The button that is marked in the picture).
    Start downloading the Libpq.dll library
    Step 1:Start downloading the Libpq.dll library
  2. "After clicking the Download" button, wait for the download process to begin in the "Downloading" page that opens up. Depending on your Internet speed, the download process will begin in approximately 4 -5 seconds.

How to Fix Libpq.dll Errors?

ATTENTION! In order to install the Libpq.dll library, you must first download it. If you haven't downloaded it, before continuing on with the installation, download the library. If you don't know how to download it, all you need to do is look at the dll download guide found on the top line.

Method 1: Fixing the DLL Error by Copying the Libpq.dll Library to the Windows System Directory

  1. The file you are going to download is a compressed file with the ".zip" extension. You cannot directly install the ".zip" file. First, you need to extract the dynamic link library from inside it. So, double-click the file with the ".zip" extension that you downloaded and open the file.
  2. You will see the library named "Libpq.dll" in the window that opens up. This is the library we are going to install. Click the library once with the left mouse button. By doing this you will have chosen the library.
    Choosing the Libpq.dll library
    Step 2:Choosing the Libpq.dll library
  3. Click the "Extract To" symbol marked in the picture. To extract the dynamic link library, it will want you to choose the desired location. Choose the "Desktop" location and click "OK" to extract the library to the desktop. In order to do this, you need to use the Winrar program. If you do not have this program, you can find and download it through a quick search on the Internet.
    Extracting the Libpq.dll library to the desktop
    Step 3:Extracting the Libpq.dll library to the desktop
  4. Copy the "Libpq.dll" library you extracted and paste it into the "C:\Windows\System32" directory.
    Copying the Libpq.dll library into the Windows/System32 directory
    Step 4:Copying the Libpq.dll library into the Windows/System32 directory
  5. If you are using a 64 Bit operating system, copy the "Libpq.dll" library and paste it into the "C:\Windows\sysWOW64" as well.
    NOTE! On Windows operating systems with 64 Bit architecture, the dynamic link library must be in both the "sysWOW64" directory as well as the "System32" directory. In other words, you must copy the "Libpq.dll" library into both directories.
    Pasting the Libpq.dll library into the Windows/sysWOW64 directory
    Step 5:Pasting the Libpq.dll library into the Windows/sysWOW64 directory
  6. First, we must run the Windows Command Prompt as an administrator.
    NOTE! We ran the Command Prompt on Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same methods to run the Command Prompt as an administrator.
    1. Open the Start Menu and type in "cmd", but don't press Enter. Doing this, you will have run a search of your computer through the Start Menu. In other words, typing in "cmd" we did a search for the Command Prompt.
    2. When you see the "Command Prompt" option among the search results, push the "CTRL" + "SHIFT" + "ENTER
    3. " keys on your keyboard.
    4. A verification window will pop up asking, "Do you want to run the Command Prompt as with administrative permission?" Approve this action by saying, "Yes".
    Running the Command Prompt with administrative permission
    Step 6:Running the Command Prompt with administrative permission
  7. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the Libpq.dll library's damaged registry (It will not delete the file you pasted into the System32 directory, but will delete the registry in Regedit. The file you pasted in the System32 directory will not be damaged in any way).
    %windir%\System32\regsvr32.exe /u Libpq.dll
    Uninstalling the Libpq.dll library from the system registry
    Step 7:Uninstalling the Libpq.dll library from the system registry
  8. If you are using a 64 Bit operating system, after doing the commands above, you also need to run the command below. With this command, we will also delete the Libpq.dll library's damaged registry for 64 Bit (The deleting process will be only for the registries in Regedit. In other words, the dll file you pasted into the SysWoW64 folder will not be damaged at all).
    %windir%\SysWoW64\regsvr32.exe /u Libpq.dll
    Uninstalling the damaged Libpq.dll library's registry from the system (for 64 Bit)
    Step 8:Uninstalling the damaged Libpq.dll library's registry from the system (for 64 Bit)
  9. We need to make a clean registry for the dll library's registry that we deleted from Regedit (Windows Registry Editor). In order to accomplish this, copy and paste the command below into the Command Line and press Enter key.
    %windir%\System32\regsvr32.exe /i Libpq.dll
    Making a clean registry for the Libpq.dll library in Regedit (Windows Registry Editor)
    Step 9:Making a clean registry for the Libpq.dll library in Regedit (Windows Registry Editor)
  10. If you are using a Windows with 64 Bit architecture, after running the previous command, you need to run the command below. By running this command, we will have created a clean registry for the Libpq.dll library (We deleted the damaged registry with the previous command).
    %windir%\SysWoW64\regsvr32.exe /i Libpq.dll
    Creating a clean registry for the Libpq.dll library (for 64 Bit)
    Step 10:Creating a clean registry for the Libpq.dll library (for 64 Bit)
  11. If you did the processes in full, the installation should have finished successfully. If you received an error from the command line, you don't need to be anxious. Even if the Libpq.dll library was installed successfully, you can still receive error messages like these due to some incompatibilities. In order to test whether your dll issue was fixed or not, try running the program giving the error message again. If the error is continuing, try the 2nd Method to fix this issue.

Method 2: Copying The Libpq.dll Library Into The Program Installation Directory

  1. First, you must find the installation directory of the program (the program giving the dll error) you are going to install the dynamic link library to. In order to find this directory, "Right-Click > Properties" on the program's shortcut.
    Opening the program's shortcut properties window
    Step 1:Opening the program's shortcut properties window
  2. Open the program installation directory by clicking the Open File Location button in the "Properties" window that comes up.
    Finding the program's installation directory
    Step 2:Finding the program's installation directory
  3. Copy the Libpq.dll library.
  4. Paste the dynamic link library you copied into the program's installation directory that we just opened.
    Pasting the Libpq.dll library into the program's installation directory
    Step 3:Pasting the Libpq.dll library into the program's installation directory
  5. When the dynamic link library is moved to the program installation directory, it means that the process is completed. Check to see if the issue was fixed by running the program giving the error message again. If you are still receiving the error message, you can complete the 3rd Method as an alternative.

Method 3: Uninstalling and Reinstalling the Program that Gives You the Libpq.dll Error

  1. Open the Run window by pressing the "Windows" + "R" keys on your keyboard at the same time. Type in the command below into the Run window and push Enter to run it. This command will open the "Programs and Features" window.
    appwiz.cpl
    Opening the Programs and Features window using the appwiz.cpl command
    Step 1:Opening the Programs and Features window using the appwiz.cpl command
  2. The Programs and Features screen will come up. You can see all the programs installed on your computer in the list on this screen. Find the program giving you the dll error in the list and right-click it. Click the "Uninstall" item in the right-click menu that appears and begin the uninstall process.
    Starting the uninstall process for the program that is giving the error
    Step 2:Starting the uninstall process for the program that is giving the error
  3. A window will open up asking whether to confirm or deny the uninstall process for the program. Confirm the process and wait for the uninstall process to finish. Restart your computer after the program has been uninstalled from your computer.
    Confirming the removal of the program
    Step 3:Confirming the removal of the program
  4. After restarting your computer, reinstall the program that was giving the error.
  5. This method may provide the solution to the dll error you're experiencing. If the dll error is continuing, the problem is most likely deriving from the Windows operating system. In order to fix dll errors deriving from the Windows operating system, complete the 4th Method and the 5th Method.

Method 4: Fixing the Libpq.dll Issue by Using the Windows System File Checker (scf scannow)

  1. First, we must run the Windows Command Prompt as an administrator.
    NOTE! We ran the Command Prompt on Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same methods to run the Command Prompt as an administrator.
    1. Open the Start Menu and type in "cmd", but don't press Enter. Doing this, you will have run a search of your computer through the Start Menu. In other words, typing in "cmd" we did a search for the Command Prompt.
    2. When you see the "Command Prompt" option among the search results, push the "CTRL" + "SHIFT" + "ENTER
    3. " keys on your keyboard.
    4. A verification window will pop up asking, "Do you want to run the Command Prompt as with administrative permission?" Approve this action by saying, "Yes".
    Running the Command Prompt with administrative permission
    Step 1:Running the Command Prompt with administrative permission
  2. Paste the command in the line below into the Command Line that opens up and press Enter key.
    sfc /scannow
    fixing Windows system errors using the sfc /scannow command
    Step 2:fixing Windows system errors using the sfc /scannow command
  3. The scan and repair process can take some time depending on your hardware and amount of system errors. Wait for the process to complete. After the repair process finishes, try running the program that is giving you're the error.

Method 5: Fixing the Libpq.dll Error by Updating Windows

Some programs require updated dynamic link libraries from the operating system. If your operating system is not updated, this requirement is not met and you will receive dll errors. Because of this, updating your operating system may solve the dll errors you are experiencing.

Most of the time, operating systems are automatically updated. However, in some situations, the automatic updates may not work. For situations like this, you may need to check for updates manually.

For every Windows version, the process of manually checking for updates is different. Because of this, we prepared a special guide for each Windows version. You can get our guides to manually check for updates based on the Windows version you use through the links below.

Guides to Manually Update the Windows Operating System

  1. Guide to Manually Update Windows 10
  2. Guide to Manually Update Windows 8.1 and Windows 8
  3. Guide to Manually Update Windows 7 and Windows Vista
  4. Guide to Manually Update Windows XP

The Most Seen Libpq.dll Errors

It's possible that during the programs' installation or while using them, the Libpq.dll library was damaged or deleted. You can generally see error messages listed below or similar ones in situations like this.

These errors we see are not unsolvable. If you've also received an error message like this, first you must download the Libpq.dll library by clicking the "Download" button in this page's top section. After downloading the library, you should install the library and complete the solution methods explained a little bit above on this page and mount it in Windows. If you do not have a hardware issue, one of the methods explained in this article will fix your issue.

  1. "Libpq.dll not found." error
  2. "The file Libpq.dll is missing." error
  3. "Libpq.dll access violation." error
  4. "Cannot register Libpq.dll." error
  5. "Cannot find Libpq.dll." error
  6. "This application failed to start because Libpq.dll was not found. Re-installing the application may fix this problem." error