21.query.dll: Troubleshooting Guide

Recommended: Use Fortect System Repair to repair 21.query.dll errors. This repair tool has been proven to identify and fix errors and other Windows problems with high efficiency. Download Fortect here.

Download Now
Fortect System Repair
Filename
21.query.dll
Version
Filesize
801.79 B
Category
Generic
MD5
55707a4304947b754751ca34b1ae70f2
SHA1
76ab289c887c763c3a3fcb2ce702a0c145d9b6e9
SHA256
6b0c6ca750de824fbe1a2e5fd63b934bc10ec53e667cf3c55eddebc91f0b8ede
CRC32
35068636

A DLL (Dynamic Link Library) file is a type of file that contains code and data that can be used by multiple programs at the same time. 21.query.dll is a specific DLL file that may be utilized by various software applications on a Windows computer. It plays a crucial role in helping programs run smoothly by providing resources and functions that they can share.

Users may encounter issues with '21.query.dll,' such as missing file errors or compatibility problems, which can affect the performance of their applications. Understanding how DLL files work and troubleshooting common problems can help ensure a more seamless computing experience.

File Problem - 21.query.dll
Missing 21.query.dll is causing the program startup issue. Try a reinstallation for a solution.

What is 21.query.dll?

A DLL (Dynamic Link Library) file is like a collection of small programs that can be used by different software applications. They contain code and data that many programs can use at the same time. The 21.query.dll file is specifically related to software like Microsoft Visual Studio Enterprise 2015.

This file is essential for functioning of the Visual Studio software, as it provides specific functions and resources that the software needs to run smoothly. In the context of Microsoft Visual Studio Enterprise 2015, 21.query.dll plays a critical role in enabling the software to perform specific tasks related to querying and managing data. Without this file, Visual Studio may not be able to execute certain functions related to data querying and retrieval.

Therefore, it is important for the proper functioning of the software, and developers rely on it for efficient development and management of their projects.

DLL files, fundamental to our systems, can sometimes lead to unexpected errors. Here, we provide an overview of the most frequently encountered DLL-related errors.

  • 21.query.dll is either not designed to run on Windows or it contains an error: This error typically signifies that the DLL file may be incompatible with your version of Windows, or it's corrupted. It can also occur if you're trying to run a DLL file meant for a different system architecture (for instance, a 64-bit DLL on a 32-bit system).
  • This application failed to start because 21.query.dll was not found. Re-installing the application may fix this problem: This error message is a sign that a DLL file that the application relies on is not present in the system. Reinstalling the application may install the missing DLL file and fix the problem.
  • 21.query.dll could not be loaded: This error signifies that the system encountered an issue while trying to load the DLL file. Possible reasons include the DLL being missing, the presence of an outdated version, or conflicts with other DLL files in the system.
  • The file 21.query.dll is missing: This message means that the system was unable to locate the DLL file needed for a particular operation or software. The absence of this file could be due to a flawed installation process or an aggressive antivirus action.
  • 21.query.dll Access Violation: The error signifies that an operation attempted to access a protected portion of memory associated with the 21.query.dll. This could happen due to improper coding, software incompatibilities, or memory-related issues.

File Analysis: Is 21.query.dll a Virus?

The file named 21.query.dll has successfully passed tests from various virus detection tools with no flagged security issues. This is certainly good news as it minimizes the risk to your computer's overall health and performance.

Maintaining Security

However, even with such reassuring results, not letting your guard down is important. Regular system updates and routine security scans are pivotal in maintaining your computer's security and operational effectiveness. This way, you can continue to confidently use 21.query.dll as part of your daily computer activities.

How to Remove 21.query.dll

Should the need arise to completely erase the 21.query.dll file from your system, adhere to these steps with caution. When dealing with system files, exercising care is paramount to avoid unexpected system behavior.

  1. Locate the File: Begin by identifying the location of 21.query.dll on your computer. You can achieve this by right-clicking the file (if visible) and selecting Properties, or by utilizing the File Explorer's search functionality.

  2. Protect Your Data: Before proceeding, ensure you have a backup of important data. This step safeguards your essential files in case of unforeseen complications.

  3. Delete the File: Once you've pinpointed 21.query.dll, right-click on it and choose Delete. This action transfers the file to the Recycle Bin.

  4. Empty the Recycle Bin: After deleting 21.query.dll, remember to empty the Recycle Bin to completely purge the file from your system. Right-click on the Recycle Bin and select Empty Recycle Bin.

  5. Verify System Health: Following file removal, perform a thorough system scan using a trusted antivirus tool to ensure no residual file fragments or potential threats remain.

Note: Keep in mind that if 21.query.dll is associated with a specific program, its removal may impact the program's functionality. If issues arise after deletion, consider reinstalling the software or seeking assistance from a tech professional.

Repair 21.query.dll Error Automatically

Featured Guide
Repair 21.query.dll Error Automatically Thumbnail
Difficulty
Easy
Steps
9
Time Required
3 minutes
Sections
3
Description

In this guide, we will fix 21.query.dll errors automatically.

Step 1: Download Fortect (AUTOMATIC FIX)

Step 1: Download Fortect (AUTOMATIC FIX) Thumbnail
  1. Click the Download Fortect button.

  2. Save the Fortect setup file to your device.

Step 2: Install Fortect

Step 2: Install Fortect Thumbnail
  1. Locate and double-click the downloaded setup file.

  2. Follow the on-screen instructions to install Fortect.

Step 3: Run Fortect

Step 3: Run Fortect Thumbnail
  1. Finish the installation and open Fortect.

  2. Select the System Scan option.

  3. Allow Fortect to scan your system for errors.

  4. Review the scan results once completed.

  5. Click on Fix Errors to start the repair process.

Update Your Device Drivers

Update Your Device Drivers Thumbnail
Difficulty
Advanced
Steps
8
Time Required
10 minutes
Sections
4
Description

In this guide, we outline the steps necessary to update the device drivers on your system.

Step 1: Open Device Manager

Step 1: Open Device Manager Thumbnail
  1. Press the Windows key.

  2. Type Device Manager in the search bar and press Enter.

Step 2: Identify the Driver to Update

Step 2: Identify the Driver to Update Thumbnail
  1. In the Device Manager window, locate the device whose driver you want to update.

  2. Click on the arrow or plus sign next to the device category to expand it.

  3. Right-click on the device and select Update driver.

Step 3: Update the Driver

Step 3: Update the Driver Thumbnail
  1. In the next window, select Search automatically for updated driver software.

  2. Follow the prompts to install the driver update.

Step 4: Restart Your Computer

Step 4: Restart Your Computer Thumbnail
  1. After the driver update is installed, restart your computer.

Run the Windows Memory Diagnostic Tool

Run the Windows Memory Diagnostic Tool Thumbnail
Difficulty
Advanced
Steps
6
Time Required
15 minutes
Sections
5
Description

How to run a Windows Memory Diagnostic test. If the 21.query.dll error is related to memory issues it should resolve the problem.

Step 1: Open Windows Memory Diagnostic

Step 1: Open Windows Memory Diagnostic Thumbnail
  1. Press the Windows key.

  2. Type Windows Memory Diagnostic in the search bar and press Enter.

Step 2: Start the Diagnostic Process

Step 2: Start the Diagnostic Process Thumbnail
  1. In the Windows Memory Diagnostic window, click on Restart now and check for problems (recommended).

Step 3: Wait for the Diagnostic to Complete

Step 3: Wait for the Diagnostic to Complete Thumbnail
  1. Your computer will restart and the memory diagnostic will run automatically. It might take some time.

Step 4: Check the Results

Step 4: Check the Results Thumbnail
  1. After the diagnostic, your computer will restart again. You can check the results in the notification area on your desktop.

Step 5: Check if the Problem is Solved

Step 5: Check if the Problem is Solved Thumbnail
  1. After the memory diagnostic, check if the 21.query.dll problem persists.

Software that installs 21.query.dll

Software File MD5 File Version
0009596371452C76B777FE472E546388E63102A2 2015
Files related to 21.query.dll
File Type Filename MD5
DLL
024C491D0F0B537C9A223DC1C58F1832329B52D5
DLL
04CBCD01E614C9111651A58A8BC90F027DBC40E3
DLL
0250DC91A1F3ABDF4EA0505A2F17259620F52B0D
DLL
068C86B1D542E2231CE704A1842AB7B01F900AF0
DLL
0303E0B09665574C78B3C163363E1E74461F41ED
DLL
05913BD0C9639BC7B754AB4A7AE17323B09A3B49
DLL
04CD09CF5DD37A55400E2B1DBFA95E2B2EADE56F
DLL
05CF3243E1F2F8EA68A44140E8607754DC9B9070
DLL
00FB8029C57838E92322CC11804F86E053F199C0
DLL
0380EDECDF69C1B6FA77ABABC54A1532B8DDA1FA