What is the UMEngx86.dll component needed for?Simply stated, a DLL file is an unnamed executable file. It cannot be directly invoked, but it can be called by any executable Windows program.
The UMEngx86.dll process is also known as SONAR Engine and is a part of BehaviorBlocking (Version 7.8.0 CM Build #, 7.6.0 CM Build #, 7.7.0 CM Build #, 7.5.0 CM Build #, 7.6.1 CM Build #, 9.1.1 CM Build #, 9.2.1 CM Build #, 9.1.0 CM Build #, 9.3.0 CM Build #, 9.2.2 CM Build #, 9.2.3 CM Build #, 7.1.1 CM Build #, 9.2.0 CM Build #, 10.0.1 CM Build #) or, as the case may be, Norton 360. This software is produced by Symantec (www.symantec.com). An obsolete or defective version of UMEngx86.dll can cause problems for your computer that can range from slowness to error messages such as these:
- SONAR Engine has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- SONAR Engine has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 10, 8, 7)
- UMEngx86.dll has encountered a problem and needs to close. (Windows XP)
- Access violation at address FFFFFFFF in module UMEngx86.dll. Read of address 00000000.
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What you should know about UMEngx86.dll SONAR Engine
UMEngx86.dll is not part of Windows, but it is important nonetheless. The file UMEngx86.dll is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 221,360 bytes (46% of all these files), 290,232 bytes as well as 9 other variants.
This so-called dynamic link library (DLL) contains all the functions that have been transferred to a separate file. These transferred functions are available not only to this particular program, but can also be used by other applications. There is no internal description of the file. It also can also affect other applications by changing their properties. Such manipulation can cause an application to do things other than what it is intended to do. This particular software does not appear as a visible window, but only in Task Manager. It is unusual for the service not to provide any indication of how and why it is required. It is no part of Microsoft Windows. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. UMEngx86.dll contains a digital signature from Verisign, a subsidiary of Symantec. Verisign thereby confirms this file's authenticity and integrity. For this reason, 48% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
A UMEngx86.dll file has a 53% certainty of being dangerous if it is found in a subdirectory of "C:\Users\USERNAME". In this case, the file size is usually 290,232 bytes (76% of all these files), 289,784 bytes, 288,760 bytes or, as the case may be, 221,360 bytes. There is no embedded description in this file. These days, this is rather unusual This file also can also affect other applications by changing their properties. Such manipulation can cause an application to do things other than what it is intended to do. The program executes in the background, and can only be terminated using Windows Task Manager. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. The service has no characteristics or description of its own. This is unusual. This file was developed by a so-called third party provider - and not by Microsoft. It possesses a digital signature from Verisign.com, which should confirm its trustworthiness.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves UMEngx86.dll. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about UMEngx86?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall BehaviorBlocking or Norton 360
To remove SONAR Engine from your computer, please follow the manual instructions below or use an automatic uninstaller product.
- Click the Windows Start Button. You find it in the lower left corner of the taskbar.
- Type the word uninstall.
- Click Add or remove programs.
- Now locate BehaviorBlocking or Norton 360 in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if UMEngx86.dll (SONAR Engine) was uninstalled cleanly
After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of SONAR Engine. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for SONAR Engine or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.
What to do if a program does not uninstall
The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.
Last but not least
If Windows not working quite right for you, or if startup is taking a long time, or UMEngx86.dll is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.