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System.IO.Compression.FileSystem.dll - Correction d'erreur DLL manquante pour Windows

★★★★★ Fichier vérifié (17.07.2026) Le dossier a été obtenu à partir de l'emballage Dedproxy

Description


Creation date: 17.09.2063 16:48:44
File version: 9.0.1125.51716
Antivirus scan: ✅ OK
Category: Runtime
File size: 15.3 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.IO.Compression.FileSystem.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA 2011
Encryption algorithm: SHA256
Time stamp: Oct 18 02:34:56 2025 GMT

System.IO.Compression.FileSystem.dll is a Dynamic Link Library (DLL) file that plays a crucial role in the .NET Framework. It provides functionality for handling zip files and other compressed file systems on Windows.

MD5: 6504ef39f9598d32448ac1226bdbf870
SHA-1: 19aaca5f4e60fd36559ac7f8ad63fb6c040a5e90
SHA-256: 82df6b53ba8bd2039d83574a07d262b763501851ed0d3d872eac13cc1c02cf89

Where it is used

This DLL is commonly associated with applications and components built using the .NET Framework that require zip file operations or manipulation of compressed file systems. While its exact usage can vary, it is likely to be involved in:

  • File compression utilities.
  • Third-party software that supports archive management.
  • .NET applications that handle file decompression and extraction tasks.

Errors related to System.IO.Compression.FileSystem.dll

Issues with this DLL can cause errors such as:

  • "System.IO.Compression.FileSystem.dll not found": This error occurs when the file is missing, typically due to a corrupted or deleted system file.
  • "Missing System.IO.Compression.FileSystem.dll": Indicates that the required DLL is absent from the application’s directory or system.
  • Error loading System.IO.Compression.FileSystem.dll: This could be due to incompatibilities, corrupted files, or issues with the .NET Framework version used by the application.

File security

The file characteristics indicate it is safe and legitimate. It is developed by Microsoft Corporation and is part of the .NET Framework, which is widely trusted. The absence of SEH (Structured Exception Handling) suggests robust error handling within the DLL.

System.IO.Compression.FileSystem.dll was not found
The code execution cannot proceed because System.IO.Compression.FileSystem.dll was not found
Failed to load System.IO.Compression.FileSystem.dll
The procedure entry point ... could not be located in System.IO.Compression.FileSystem.dll

1. Liens de téléchargement:
🔽 montrer plus 🔽

2a. 👉 Try to copy __System.IO.Compression.FileSystem.dll__ __C:\Program_Files\Your_program\__
2b. Also try to copy to __bin,_lib__ folders.
2c. Try to copy __System.IO.Compression.FileSystem.dll__ __C:\Program_Files_(x86)\Your_program\__
👉 Make backups of the files before proceeding with replacement.
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.

How to fix errors

  • Reinstall the program: Sometimes, simply reinstalling the application that requires this DLL can resolve missing or corrupted files.
  • Update Windows: Ensure your operating system is up-to-date. This often resolves compatibility issues and ensures you have the latest version of system libraries.
  • Manually replace System.IO.Compression.FileSystem.dll: Download a legitimate copy from Microsoft’s official channels or use the package manager for .NET applications to ensure you get the correct version. Avoid downloading from third-party sources as this can introduce security risks.

FAQ

Is System.IO.Compression.FileSystem.dll safe?
Yes, it is a legitimate part of the .NET Framework developed by Microsoft. However, always verify files from trusted sources to ensure safety.
Can I manually replace this DLL file?
Yes, but only if you download a legitimate copy. Use official channels or package managers for reliable downloads.

Conclusion

System.IO.Compression.FileSystem.dll is an essential DLL in .NET applications that handle zip file operations. Regular updates and proper maintenance can help prevent issues related to this file.

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Microsoft Corporation