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File Version : 5.2.3790.3959 (srv03_sp2_rtm.070216-1710)
Description : Cluster Network Driver
Copyright : Microsoft Corporation. All rights reserved.
Product Version : 5.2.3790.3959
Product Name : Microsoft Windows Operating System
Company Name : Microsoft Corporation
Internal Name : clusnet.sys
File Size: 77824 byte(s) 76.0 KB
MD5 : e19e52b9e128e2527fdeb81d242441c4
SHA1: 6F6D6821C49EBBA22B09BCD6C749F1EF32819801

Download CHDAU2.sys
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How to Install CHDAU2.sys
Repair Sys ProblemsFixing a corrupted or missing CHDAU2.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.