System.IO.dll Troubleshoot and Download

Sometimes Windows system displays error messages regarding corrupted or missing System.IO.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent System.IO.dll file can therefore effect in failed execution of the started process.

System.IO.dll file Dynamic Link Library. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of System.IO.dll related errors on your device. You can also download System.IO.dll file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8

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Fix System.IO.dll errors

1 Information about System.IO.dll file
2 Errors related to System.IO.dll file
3 How to fix System.IO.dll related errors?

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download System.IO.dll

4.1 List of System.IO.dll file versions

File info

General information
Filename	System.IO.dll
File extension	DLL
Type	Dynamic Link Library
Description	Dynamic Link Library

Software
Program	Windows 10
Software	Windows
Author	Microsoft
Software version	10

Details
File size	28824
Oldest file	2012-07-12
Latest file	2017-03-18

Most common System.IO.dll file related problems

There are various types of errors related to System.IO.dll file. System.IO.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to System.IO.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

System.IO.dll is corrupted
System.IO.dll cannot be located
Runtime Error - System.IO.dll
System.IO.dll file error
System.IO.dll file cannot be loaded. Module was not found
cannot register System.IO.dll file:
System.IO.dll file could not be loaded
System.IO.dll file doesn't exist

System.IO.dll

Application could not be started because System.IO.dll file is missing. Reinstall the application to solve the problem.

Problems related to System.IO.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing System.IO.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix System.IO.dll errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

System.IO.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with System.IO.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to System.IO.dll file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of System.IO.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to System.IO.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the System.IO.dll file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the System.IO.dll file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the System.IO.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace System.IO.dll file

The last solution is to manually download and replace System.IO.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded System.IO.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of System.IO.dll file example directory paths.

Windows 10: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
Windows 8.1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
Windows 8: 1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\

If the steps did not solve your System.IO.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename System.IO.dll

System Windows 10

File size 28824 bytes

Date -0001-11-30

Download

File details
	MD5	f2a67e591d332c13e3272fdbc872db51
	SHA1	69878b717be8746b1008fdb844bbe3b062716b59
	SHA256	a486f22d060480df89de7880e3870977288199731a94c2b70c4d9e23395164a4
	CRC32	bba86123
	Example file location	C:\Windows\Microsoft.NET\Framework\v4.0.30319\

Filename System.IO.dll

System Windows 8.1

File size 29248 bytes

Date -0001-11-30

Download

File details
	MD5	180dfda9bb21f28cab3c702916e550b4
	SHA1	b1c7407f11c431e78225aa7951c9684c7d8ef9ac
	SHA256	9e5ad23eeb9048f683b36718376e21b2fa1647ea19f5527262503f2b62699ead
	CRC32	bdac4b0d
	Example file location	C:\Windows\Microsoft.NET\Framework\v4.0.30319\

Filename System.IO.dll

System Windows 8

File size 21928 bytes

Date -0001-11-30

Download

File details
	MD5	82bf3bf9457147c57832f610fc48ca78
	SHA1	0868045f8327ae6bef20af52806436080568f2a0
	SHA256	bfa6bb242f25e53da7f0d57528f87081156b822daf76469969add3801489220f
	CRC32	23541240
	Example file location	1: C:\Windows\Microsoft.NET\Framework\v4.0.30319\