Fix VSTCNXT3.SYS Blue Screen Error Step by Step

Frustrated by the VSTCNXT3.SYS error message? Well, you should want to know what this VSTCNXT3.SYS file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this VSTCNXT3.SYS and the methods to fix it.

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What's VSTCNXT3.SYS File?

As its file extension denotes, VSTCNXT3.SYS is a vital SYS file and it's a component of the software SoftK56 Modem Driver developed by Windows Software Developer. The latest version of VSTCNXT3.SYS file is 7.80.2.0 and MD5 value is bc0c7ea89194c299f051c24119000e17. SoftK56 Modem Driver and the Windows will generate VSTCNXT3.SYS error when VSTCNXT3.SYS file cannot be used due to the removal or corruption of VSTCNXT3.SYS file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

VSTCNXT3.SYS file information:
File Name:   
   VSTCNXT3.SYS (Free Scan)
File Description:   
   HSF_CNXT driver
Product Name:   
   SoftK56 Modem Driver
Product Version:   
   7.80.2.0
Company:   
   Windows Software Developer
File md5:   
   bc0c7ea89194c299f051c24119000e17
File type:   
   sys file
Security Level(0-5):   
   5
OS Infected:   
   Windows
Recommended:   
   Download VSTCNXT3.SYS Error Free Scan Tool

Why Do I Receive VSTCNXT3.SYS Error?

SYS files like VSTCNXT3.SYS file contain code needed to correctly load and configure Windows operating system. Also, they can be part of hardware drivers and contain various instructions to allow Windows to work flawlessly with hardware and devices.

SYS files run in the kernel-mode that is the highest possible privilege on Windows operating system. Without SYS files like VSTCNXT3.SYS, it will be very difficult for your Windows system to run. Any error in these files can cause great harm and data loss.

Popular VSTCNXT3.SYS Error Messages

  • PAGE_FAULT_IN_NONPAGED_AREA STOP 0×00000050 VSTCNXT3.SYS.
  • NTFS_FILE_SYSTEM STOP 0×00000024 VSTCNXT3.SYS.
  • DRIVER_IRQL_NOT_LESS_OR_EQUAL STOP 0×000000D1 VSTCNXT3.SYS.
  • SYSTEM_SERVICE_EXCEPTION STOP 0×0000003B VSTCNXT3.SYS

VSTCNXT3.SYS blue screen errors usually happen when you install a new hardware or software. You may receive VSTCNXT3.SYS blue screen errors when you run or close SoftK56 Modem Driver, start or shut down the computer, or use specific function of SoftK56 Modem Driver. The time you encounter the error is very important to troubleshoot the problem.

Causes of VSTCNXT3.SYS Error

VSTCNXT3.SYS error can be caused by plenty of reasons. The following are the most common causes of VSTCNXT3.SYS error.

  • Device drivers of VSTCNXT3.SYS is not correctly installed and compatible.
  • The registry settings of VSTCNXT3.SYS are changed or corrupted.
  • Computer malware attacked and damaged VSTCNXT3.SYS file.
  • Other system files are damaged or corrupted after the software that uses VSTCNXT3.SYS is installed.
  • There is a problem with your hard disk or memory (RAM).

How to Fix VSTCNXT3.SYS Error?

Keep in mind, never download SYS files from SYS download websites, because they are not verified by their developers and may contain malicious code which lead to further damage to your computer system. We have listed several solutions to troubleshoot your VSTCNXT3.SYS problem.

Method 1: Check for RAM corruption.

A common culprit in VSTCNXT3.SYS blue screen errors is a bad stick of RAM. When RAM fails, it can cause the system to become unstable. If a new memory is added to your computer, you can remove it to check if it's the cause of your VSTCNXT3.SYS error. If the error disappears after the removal, then this new memory is either bad or incompatible with your computer. If there is nothing new added to your computer, then you can test your memory to see if it's bad or not.

Steps:

a. Press Windows and R keys to bring up Run.

windows r

b. In the dialogue box, type mdsched.exe and press Enter key.

mdsched

c. Click Restart now and check for problems (recommended).

windows memory diagnostic

d. Now Windows Memory Diagnostic is checking your memory.

checking memory

When the test completes and finds any problem, it's likely that your VSTCNXT3.SYS error is caused by a bad RAM and then you will need to replace a new one.

Method 2: Replace corrupted system files with System File Checker.

System File Checker is a utility integrated in Windows system to help users easily scan and replace corrupted system files which may include files related to VSTCNXT3.SYS. If a "protected" file is modified or missing, this utility will restore it from a cached copy to ensure Windows work correctly.

Steps:

a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type sfc /scannow in the Command Prompt and hit Enter.

sfc windows 7

c. System File Checker is scanning your system and takes some time to complete the repair.

Method 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like VSTCNXT3.SYS error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, SoftK56 Modem Driver and Windows becomes more prone to VSTCNXT3.SYS error and even malfunction.

Steps:

a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 4: Restart your computer.

You can try restarting your computer to fix VSTCNXT3.SYS error, as sometimes VSTCNXT3.SYS error may be temporary and can be fixed after a system restart.

Method 5: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like VSTCNXT3.SYS error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.

Recommended:

Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

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Does VSTCNXT3.SYS error still persist?

Feel free to contact us for more assistance.

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