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DLL

System.Data.Common.dll

Download and install System.Data.Common.dll to fix missing or corrupted DLL errors.

(549 Files Available)
Last Updated
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Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® .NET
Description
System.Data.Common
Architecture
x86-64 (64 bit) x86 (32 bit) Unknown Unknown ARM64 Unknown Unknown Unknown
Metadata Consensus
110/549 Files 20%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 200
  • Mono development team 36
  • Xamarin, Inc. 3
  • Unknown 310

Products

  • Microsoft® .NET 110
  • Microsoft® .NET Framework 87
  • Mono Common Language Infrastructure 39
  • Microsoft® .NET Core 3
  • Unknown 310

Descriptions

  • System.Data.Common 221
  • System.Data.Common.dll 3
  • Unknown 325

Frequently Asked Questions

What is System.Data.Common.dll?

Metadata analysis shows System.Data.Common.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® .NET and is described as “System.Data.Common” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Uploads

Browse all files to filter by metadata and to view the latest version available.

NEW Verified
System.Data.Common.dll
Incomplete Metadata
Uploaded: Aug 30, 2026   Size: 2.9MB
SHA256: 2b6c5b6c9b0fee80e6c1921b0e7ec200cd328054ec817b47557ead66e85da37d
SHA1: 89d7574f71d9a46e3034c9a477c4c8d48590020a
MD5: 2ad254511d54258e311dbca057a3def1
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
System.Data.Common.dll
Incomplete Metadata
Uploaded: Aug 30, 2026   Size: 2.8MB
SHA256: 67aad871d78863988201abbf6a285222fe48c6f59baa6195adbc4d184fcde3a2
SHA1: c11c1c12c487adeaa44994d2f8072299cfba960b
MD5: b73c0005178ffe172a7adab89f2fc668
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
System.Data.Common.dll
Incomplete Metadata
Uploaded: Aug 30, 2026   Size: 2.9MB
SHA256: 8c0b983c2e884987283ecf359cd7fa5a52a9a5dd204bef253a50304b503798fe
SHA1: e406edbbe7f4425661411a5666d1202fc14becff
MD5: cbb03acb6e73d02f571d8d4f225decc0
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
System.Data.Common.dll
Incomplete Metadata
Uploaded: Aug 30, 2026   Size: 2.9MB
SHA256: a978a3f4fdba8e40b890a02348abb85a1a8b245adf95af4a812b22a502b715d3
SHA1: d8937970a2007782ca1a12c8f587fed6cc6b8d12
MD5: e95cc3be910f31ac50601b548a8b86be
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
System.Data.Common.dll
Incomplete Metadata
Uploaded: Aug 30, 2026   Size: 2.9MB
SHA256: fe59e042c6e49a9d44b8780a3a0a6695609ca60958bd72be97eee38ec1c32cb5
SHA1: 736f3c74fc51dd48568c4bc91b37de99a5bca1e7
MD5: 78a0550f1841daf70f7cc852ecadcfe6
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD