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File Version : 11.80.1048.0
Description : Logitech USB Video Class Driver
Copyright : (c) 1996-2008 Logitech. All rights reserved.
Product Version : 11.80.1048.0
Product Name : Logitech QuickCam
Company Name : Logitech Inc.
Internal Name : lvuvc.sys
File Size: 4658584 byte(s) 4.453 MB
MD5 : 8bc0d5f6e3898f465a94c6d03afb5a20
SHA1: 7443B18B16EAC838408050ED0BC542931A06AC13

Download massfilter.sys
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How to Install massfilter.sys
Repair Sys ProblemsFixing a corrupted or missing massfilter.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.