System.Threading.Tasks.Extensions.dll - Fiddler Missing DLL Error Fix for Windows
★★★★★ Verified File (09.07.2026) The file was obtained from the pack FiddlerDescription
Creation date: 30.11.2018 01:14:09
File version: 4.6.27129.4
Antivirus scan: ✅ OK
Category: System
File size: 32.2 kb.
Architecture: 32-bit (x86)
✅ This file is compatible with 32-bit Windows and can run on 64-bit Windows (via the WOW64 subsystem).
How to determine your system architecture: Press keys Win+R , enter symbols wmic os get osarchitecture , press Enter.
Digital file signature System.Threading.Tasks.Extensions.dll
Issuer: Microsoft Code Signing PCA
Encryption algorithm: SHA1
Time stamp: Nov 29 23:33:12 2018 GMT
The System.Threading.Tasks.Extensions.dll is a dynamic-link library (DLL) file used in Windows. DLL files are compiled code modules that can be shared by multiple applications to reduce the size of each application and improve performance.
SHA-1: 79a73a170ba0596d8e84a432dd2caa2faf831bee
SHA-256: 2c9cad6410e37e44fa73cccb576f418184f1ae5a0a257e165a136bdaa941a0c6
Where it is used
This specific DLL file, System.Threading.Tasks.Extensions.dll, is part of the .NET Framework. It contains extension methods and tasks-related functionality that developers can use to enhance their applications. This DLL might be used by various Windows programs or components, such as Visual Studio, .NET Core SDK, or other frameworks and libraries.
Errors related to System.Threading.Tasks.Extensions.dll
If the file is missing or corrupted, you might encounter errors like:
- "System.Threading.Tasks.Extensions.dll not found"
- "missing System.Threading.Tasks.Extensions.dll"
- "error loading System.Threading.Tasks.Extensions.dll"
File security
The file characteristics indicate it is a safe DLL. It does not have any known malware or virus connections. The DLL is part of the .NET Framework, which is widely used and trusted in Windows environments.
FAQ
How to fix System.Threading.Tasks.Extensions.dll missing error?
Download the correct file and copy it to the required program folder.
Is System.Threading.Tasks.Extensions.dll safe?
The original System.Threading.Tasks.Extensions.dll file was scanned by the antivirus, result: "OK".
Can I delete System.Threading.Tasks.Extensions.dll ?
You can move the file to a temporary folder and try to replace.
To fix the following errors:
System.Threading.Tasks.Extensions.dll was not found
The code execution cannot proceed because System.Threading.Tasks.Extensions.dll was not found
Failed to load System.Threading.Tasks.Extensions.dll
The procedure entry point ... could not be located in System.Threading.Tasks.Extensions.dll
1. Download links:
| ⬇️ System.Threading.Tasks.Extensions.dll 4.6.27129.4 32-bit (x86) | 32kb. | md5: 0f384afcf671483188b9019d3b7457a7 |
2b. Also try to copy to bin, lib folders.
2c. Try to copy System.Threading.Tasks.Extensions.dll C:\Program Files (x86)\Your program\
👉 Prior to replacing the files, back them up.
How do I switch to the current Windows directory?
- Press and hold the key "win" on the keyboard and press the key "r" , then write %windir% and press the key Enter.
How to switch to the directory Program Files (x86) ?
- Press Win+R then enter %ProgramFiles(x86)% and after press Enter.
Advanced users only:
3. Copy into the folder C:\Windows\System32\
3b. Copy into the folder C:\Windows\SysWOW64\
How to fix errors
To resolve issues related to System.Threading.Tasks.Extensions.dll, follow these steps:
- Reinstall the program: Sometimes, reinstalling the application or framework that uses this DLL can fix any missing or corrupted files.
- Update Windows: Ensure your operating system is up to date. The latest updates often include bug fixes and security patches.
- Manually replace System.Threading.Tasks.Extensions.dll:
To manually replace the file, follow these steps (use with caution):
- Download a clean copy of System.Threading.Tasks.Extensions.dll from a trusted source.
- Locate the existing System.Threading.Tasks.Extensions.dll file in your system (usually in
C:\Windows\assembly\NativeImages v4.0.30319 32\System.Threading.Tasks.Extensions~b87f099a\). - Backup the original file before replacing it.
- Replace the old file with the new one.
Conclusion
If you encounter errors related to System.Threading.Tasks.Extensions.dll, try reinstalling the associated application or updating your system. In most cases, these steps should resolve the issue. If the problem persists, consider reaching out to support for further assistance.
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