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Validated Hashes 1,838,869
Queued for Validation 20,303
Quarantined 2,356

System.Web.Http.SelfHost.dll

SHA256: 4e2e92919a0d5fd7964169e43cc071ac9b486e7e150d1ad37933b9a84ab592c4

SHA1: a0bfd013d2fd1fc6d8b332997153a476bf903c03

MD5: de5c7764265793b314f4616eb1824827

Metadata

Integrity Check
Passed
Metadata
Complete
Company
Microsoft Corporation
Product
Microsoft ASP.NET MVC
Description
System.Web.Http.SelfHost
Build Note
N/A
Copyright
© Microsoft Corporation. All rights reserved.
Architecture
x86 (32 bit)
Version
4.0.0.0
Product Version
4.0.0.0
Backwards Friendly
4.0 (Windows 95)

Security Scan

Last Validated
2026-08-30
First Upload
2026-08-30
Uncompressed Size
86KB
Uploader Comment
N/A

Install Instructions

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.