How to Fix AzSqlExt.dll Missing Error – Step by Step

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How to Fix AzSqlExt.dll Missing Error (Solved)

How to Fix AzSqlExt.dll Missing Error (Solved)

What is AzSqlExt.dll?

AzSqlExt.dll is a Dynamic Link Library (DLL) file that plays a crucial role in the functioning of Microsoft’s Azure SQL Database extension for Visual Studio. This DLL file helps to establish connections between your application and the Azure SQL Database, ensuring seamless data communication.

Why is AzSqlExt.dll missing?

The AzSqlExt.dll error often occurs due to several reasons such as accidental deletion or corruption of the file, malware infections that delete system files, or issues with the Visual C++ Redistributable package. It’s essential to determine the root cause for a successful resolution.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

  1. Navigate to Microsoft’s Visual C++ Redistributable download page.
  2. Download the appropriate version of the package for your system architecture (x64 or x86) and install it on your computer.

Method 2: Run SFC /scannow command

System File Checker (SFC) is a built-in Windows tool that scans for missing or corrupted system files and attempts to repair them. To run the SFC command:

  1. Press the Windows key + X, then select “Command Prompt (Admin)” from the menu.
  2. Type `sfc /scannow` and press Enter.
  3. Follow the on-screen instructions to complete the scan and repair process.

Method 3: Update System Drivers

Outdated or corrupted device drivers can sometimes cause DLL errors. To update your system drivers:

  1. Press the Windows key + X, then select “Device Manager” from the menu.
  2. Find and expand the category containing the missing or outdated driver.
  3. Right-click on the device and select “Update driver.”
  4. Choose “Search automatically for updated driver software,” then follow the on-screen instructions to complete the update process.

Conclusion:

The AzSqlExt.dll error can be frustrating but is usually simple to resolve with a few troubleshooting steps. By reinstalling Visual C++ Redistributable, running SFC /scannow, and updating system drivers, you should be able to fix the missing DLL error and restore your application’s functionality.

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