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File Version : V5.02
Description : Epivalley(R) Composite Device Driver
Copyright : Copyright (c) 1997-2009 MCCI Corporation
Product Version : V5.02
Product Name : Epivalley(R) Composite Device
Company Name : MCCI Corporation
Internal Name : evudbus.sys
File Size: 98560 byte(s) 96.256 KB
MD5 : 63c8fc96b4fa09c035f23009902c7d8d
SHA1: 0F7FAA37CA45F319D2DA32985FEF48E3B775F276

Download errdev.sys
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How to Install errdev.sys
Repair Sys ProblemsFixing a corrupted or missing errdev.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.