What is MsMpEng.exe error?
MsMpEng.exe error is a common .exe error that is associated with MsMpEng.exe. MsMpEng.exe stands for Service Executable and is a system process that belongs to Microsoft system security products, including Windows Defender or Microsoft Malware Protection or Microsoft Security Essentials or Windows Defender Service or Microsoft Antimalware Service or Microsoft Antimalware. The associated files of MsMpEng.exe contain mpclient.dll, mpsigdwn.dll, mpasdesc.dll, msmpcom.dll, MsMpRes.dll, mpoav.dll, MSASCui.exe, mpcmdrun.exe, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\EnableUnknownPrompts, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Scan\CheckForSignaturesBeforeRunningScan, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Signature Updates\ForceFullUpdate, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Reporting\DisableLoggingForKnownGood, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Reporting\DisableLoggingForUnknown, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\SpyNet\SpyNetReporting and HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Signature Updates\CheckAlternateDownloadLocation.
What causes MsMpEng.exe error? MsMpEng.exe error can be caused by a list of system issues: Missing or damaged MsMpEng.exe Corrupt MsMpEng.exe removal/repair failure Incompatible version of MsMpEng.exe Undesirable damage onto associated files mentioned above Corrupt program install/uninstall Driver file damage Driver update failure Incorrect modification on Windows registry Malware attacks Irregular removal of Microsoft security programs and files
Possible behaviors of MsMpEng.exe error: MsMpEng.exe error can result in multiple system problems, including: Drastic deterioration of computer speed Inexplicable loss of network bandwidth Program install/uninstall failure Unexpected Blue Screen of Death errors Irregular increase of system errors Increasing times of Microsoft security program crashes Network connection failure Software instability System components removal failure Undesired Black Screen of Death pops- up Microsoft security program removal failure
Common MsMpEng.exe error messages:
Service Executable has encountered a problem and needs to close. MsMpEng.exe szAppVer: 1.5.1958.0 szModName MpSvc.dll
MsMpEng.exe – Application Error The instruction at -0x7c911daa- referenced memory at -0x02dba000?. The required data was to be placed into memory because of an I/O errorstatus of -0x000009c-. Click OK to terminate or Cancel to debug.
MsMpEng.exe – Application Error The instruction at -0x0b2a7b63? referenced memory at -0xff000113?. The memory cannot be read. Click OK to terminate or Cancel to debug.
MsMpEng.exe – Application Error The instruction at -0x7c911c48? referenced memory at -0x0031005c-. The memory cannot be read. Click OK to terminate or Cancel to debug.
How to fix MsMpEng.exe error efficiently? Solution One: Replace it with a compatible one from cyber space. Step One: Download the compatible version of MsMpEng.exe from network. Step Two: Save it onto a hard disk. And then go to the folder C:\Program Files\ Windows Defender\. Step Three: Locate the problematic version of MsMpEng.exe on your computer. Step Four: Rename the current version of MsMpEng.exe with a name you like. Step Five: Copy & paste the compatible version into the folder C:\Program Files\ Windows Defender\. Step Six: Click Start and then head to Run. Step Seven: Type cmd onto the latest pop- up and press Enter button to go into the Command mode. (In Windows 7, type cmd onto the latest search box above Windows menu.) Step Eight: Type -regsvr32 MsMpEng.exe- onto Command Prompt and then press -Enter- button.
Solution Two: Re- register associated .dll files of MsMpEng.exe. In order to fix MsMpEng.exe error, you may consider trying to re- registering the associated .dll files of MsMpEng.exe if they haven’t been damaged by any undesirable activity or compromised by malware. You can follow the easy instructions to re- register mpoav.dll: For Windows XP user: Step One: Click Start, and then click Run. Step Two: Type cmd onto the latest dialog box and press Enter button to enable Command Prompt utility. Step Three: Type regsvr32 mpoav.dll onto the Command Prompt window as soon as it pops up. Step Four: Press Enter to confirm the modification.
For Windows 7 user: Step One: Click Windows or Start if you are using Classic theme. Step Two: Type cmd onto the latest search box above Windows menu. Step Three: As soon as the Command Prompt appears on the screen, type regsvr32 mpoav.dll Step Four: Press Enter.
Solution Three: Disable Error Reporting utility. Disabling Error Reporting utility cannot help you fix MsMpEng.exe error, but only help you temporarily get rid of it. For Windows XP user: Step One: Click Start, and then browse to Control Panel. Step Two: Choose Performance and Maintenance option. Step Three: Under or pick a Control Panel icon, click System. Step Four: From System Properties, click Advanced. Step Five: from bottom of the pop- up, click Error Reporting. Step Six: In the Error Reporting window that appears, click Disable error reporting and then click OK. Step Seven: Click OK under the System Properties. Step Eight: Close the Control Panel or Performance and Maintenance dialog box. For Windows 7 and Windows Vista user: Step One: Enable Local Group Policy Editor by typing gpedit.msc in the Start Search dialog box and press Enter. Step Two: Navigate to Computer Configuration > Administrative Templates > Systems > Internet Communication Management > Internet Communication Settings. Obviously you must have administrator privilege before making any changes. From the main window, select Turn Off Windows Error Reporting and Enable it. Step Three: Double click to confirm the modification- Disable Windows Error Reporting. Step Four: Click Ok and close the Group Policy Editor.
Solution Four: Fix registry problems completely. A problematic Windows registry full of unnecessary registry components, annoying registry errors and corrupt registry files has the ability to result in a list of further dangerous system problems, including abrupt system performance decrease, network connection failure, increasing times of program crashes and crucial system file damage. This is due to the fact that the Windows registry plays the crucial role in Windows operating system. It contains setting and options for lower- level system components and third- party program running at the platform. If you wish to totally fix MsMpEng.exe error, it is suggested to firstly get rid of the registry problems located on your computer.
How to fix MsMpEng.exe error and get rid of registry problems efficiently? A perfect and safe solution for the problems is to install a highly trusted registry repair tool on your computer. A highly trusted registry repair tool combines with a collection of professional utilities that can help you safely repair broken registry files, fix obscure registry errors and wipe out the entire undesirable remove components. How to fix MsMpEng.exe error and get rid of unwanted registry problems safely and efficiently?