Fix v800cmnt.sys Blue Screen Error Step by Step

Frustrated by the v800cmnt.sys error message? Well, you should want to know what this v800cmnt.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 v800cmnt.sys and the methods to fix it.

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What's v800cmnt.sys File?

As its file extension denotes, v800cmnt.sys is a vital SYS file and it's a component of the software Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface developed by Windows Software Developer. The latest version of v800cmnt.sys file is V4.22 and MD5 value is abc077c88f1e9e9751914ef215f89fca. Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface and the Windows will generate v800cmnt.sys error when v800cmnt.sys file cannot be used due to the removal or corruption of v800cmnt.sys file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

v800cmnt.sys file information:
File Name:   
   v800cmnt.sys (Free Scan)
File Description:   
   Windows 2000/XP support functions
Product Name:   
   Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface
Product Version:   
   Windows Software Developer
File md5:   
File type:   
   sys file
Security Level(0-5):   
OS Infected:   
   Download v800cmnt.sys Error Free Scan Tool

Why Do I Receive v800cmnt.sys Error?

SYS files like v800cmnt.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 v800cmnt.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 v800cmnt.sys Error Messages

  • PAGE_FAULT_IN_NONPAGED_AREA STOP 0×00000050 v800cmnt.sys.
  • NTFS_FILE_SYSTEM STOP 0×00000024 v800cmnt.sys.
  • DRIVER_IRQL_NOT_LESS_OR_EQUAL STOP 0×000000D1 v800cmnt.sys.
  • SYSTEM_SERVICE_EXCEPTION STOP 0×0000003B v800cmnt.sys

v800cmnt.sys blue screen errors usually happen when you install a new hardware or software. You may receive v800cmnt.sys blue screen errors when you run or close Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface, start or shut down the computer, or use specific function of Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface. The time you encounter the error is very important to troubleshoot the problem.

Causes of v800cmnt.sys Error

v800cmnt.sys error can be caused by plenty of reasons. The following are the most common causes of v800cmnt.sys error.

  • Device drivers of v800cmnt.sys is not correctly installed and compatible.
  • The registry settings of v800cmnt.sys are changed or corrupted.
  • Computer malware attacked and damaged v800cmnt.sys file.
  • Other system files are damaged or corrupted after the software that uses v800cmnt.sys is installed.
  • There is a problem with your hard disk or memory (RAM).

How to Fix v800cmnt.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 v800cmnt.sys problem.

Method 1: Check for RAM corruption.

A common culprit in v800cmnt.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 v800cmnt.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.


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

windows r

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


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 v800cmnt.sys error is caused by a bad RAM and then you will need to replace a new one.

Method 2: Do a System Restore.

System Restore is another useful utility integrated in Windows to help users revert their system files, installed applications, Windows registry and settings to that of a previous point of time. It's often used to fix problems like v800cmnt.sys error caused by unexpected change made by a new program installation or abnormal Windows behaviors.

Note: Please do a full backup before performing System Store, otherwise, you may risk losing your files and data.


a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click System protection.

system protection

c. In the System Properties window, click System Restore.

system restore

d. In the System Restore window, click Next.

system restore next

e. From the list of restore points, select one you wish to restore from. Click Next.

select restore point

f. If you do not want to change your decision, then click Finish.

confirm system restore

g. Click Yes.

yes restore

Method 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like v800cmnt.sys error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Sony Ericsson V800-Vodafone 802SE USB WMC OBEX Interface and Windows becomes more prone to v800cmnt.sys error and even malfunction.


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: Install Windows updates.

Computers and computer software can quickly become out-dated, so Microsoft keeps releasing updates in order to improve their security and fix technical glitches. Your v800cmnt.sys error may be fixed after you install all latest Windows updates.


a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click Windows Update.

windows update

c. In the Windows Update window, click Check for updates.

check for updates windows 7

d. If any update is found, click Install updates to install.

install updates windows 7

Method 5: Reinstall Windows system.

Reinstalling Windows is an easy yet time-consuming way to fix software problems on your computer. It will erase everything on your computer, including your files, programs installed, and computer settings. This should be the last choice to fix your v800cmnt.sys error, as it will take a lot of time to make things ready again. And this works only when this error is caused by software problem.

Method 6: 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 v800cmnt.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.


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 v800cmnt.sys error still persist?

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