How to Repair 4mmdat.sys? Download Now

Sometimes Windows system displays error messages regarding corrupted or missing 4mmdat.sys 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 4mmdat.sys file can therefore effect in failed execution of the started process.

4mmdat.sys file SCSI Tape Driver. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of 4mmdat.sys related errors on your device. You can also download 4mmdat.sys file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows Vista devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows Vista

User popularity

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

4 Download 4mmdat.sys

4.1 List of 4mmdat.sys file versions

File info

General information
Filename	4mmdat.sys
File extension	SYS
Description	SCSI Tape Driver

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	Neutral

Most common 4mmdat.sys file related problems

There are various types of errors related to 4mmdat.sys file. 4mmdat.sys 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 4mmdat.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

4mmdat.sys is corrupted
4mmdat.sys cannot be located
Runtime Error - 4mmdat.sys
4mmdat.sys file error
4mmdat.sys file cannot be loaded. Module was not found
cannot register 4mmdat.sys file:
4mmdat.sys file could not be loaded
4mmdat.sys file doesn't exist

4mmdat.sys

Application could not be started because 4mmdat.sys file is missing. Reinstall the application to solve the problem.

Problems related to 4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys errors in just few steps?

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

4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the 4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys 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 4mmdat.sys file

The last solution is to manually download and replace 4mmdat.sys 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 4mmdat.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of 4mmdat.sys file example directory paths.

Windows 10: C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_be718dd37e2d90a9\
Windows 8.1: C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_96cb007e30908b6e\
Windows 8: 1: C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_96cb007e30908b6e\
Windows 7: ---
Windows Vista: ---
Windows Vista: ---

If the steps did not solve your 4mmdat.sys 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 4mmdat.sys

System Windows 10

File size 14336 bytes

Date 2017-03-18

Download

File details
	MD5	890e1e1e4f36d9e21f00156d6d87cda4
	SHA1	19fe67e367e9a7cedde8abed155af3a9e43e409b
	SHA256	afd0fc9cb7f4fcceb157230d891a5e4448177a3ab5d36c0229d3033df9af265d
	CRC32	a5d56772
	Example file location	C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_be718dd37e2d90a9\

Filename 4mmdat.sys

System Windows 8.1

File size 13824 bytes

Date 2013-08-22

Download

File details
	MD5	5a5dea3dd859693deb872e4b5fbdb1a3
	SHA1	d552fe389505809b39619adf347b4778d7c05bb4
	SHA256	7529eac4583dd57c450c7ee033ccf134dcfbad50e834be8b2a42be2043ebedad
	CRC32	286e529e
	Example file location	C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_96cb007e30908b6e\

Filename 4mmdat.sys

System Windows 8

File size 13824 bytes

Date 2012-07-26

Download

File details
	MD5	2a34dfbc829ac79773764482b9128f81
	SHA1	a9f1f26ed786de7880704f24483ec1fd79966822
	SHA256	43690c2dd5da508ad9b2020ac2eecd38aca250374beda187fa97ffb1b2a9ff86
	CRC32	45e793d2
	Example file location	1: C:\Windows\System32\DriverStore\FileRepository\tape.inf_x86_96cb007e30908b6e\

Filename 4mmdat.sys

System Windows 7

File size 16384 bytes

Date 2009-07-14

Download

File details
	MD5	2b79d1ca9e49680dbdd30fab91cdfd7c
	SHA1	790f249d116cdaf06c382f0f4621b7d7d69f50f5
	SHA256	00a0270914c089b5632f0b72e457dc99305b2926a8be7b544b7c259ef95ec0d1
	CRC32	51d23071
	Example file location	---

Filename 4mmdat.sys

System Windows Vista

File size 16384 bytes

Date 2008-01-21

Download

File details
	MD5	169a0624e56be4f532097ed8b459ec6e
	SHA1	ec05e39c8b282239993b6ea86890eae64b92cf55
	SHA256	235ec5b3d7ce4bbd0c0eda0fea1f44fe1e7365a56f154de4ab170b8f033921d7
	CRC32	423b7c86
	Example file location	---

Filename 4mmdat.sys

System Windows Vista

File size 16384 bytes

Date -0001-11-30

Download

File details
	MD5	2a687ed3c3a479fb7ca3f475df22d3ba
	SHA1	3121545c54bed3f8cd43e11b34f55bb554af7fb3
	SHA256	230ecc5601f61363b261873a82283b688d6c8246ebc2da84dd7246328935a396
	CRC32	90f9d338
	Example file location	---