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File Version :
Description : Adaptec SAS RAID Miniport Driver
Copyright : Copyright 2006 Adaptec, Inc. All rights reserved.
Product Version :
Product Name : Adaptec RAID Controller
Company Name : Adaptec, Inc.
Internal Name : aacsas.sys.B11829
File Size: 81035 byte(s) 79.139 KB
MD5 : 0b8b2e6d048f68afe75d19325658e615
SHA1: 9A6B6CA02462F336F2A070BA041F159002E594AF

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