Adaptec SAS/SATA-II RAID Storport's Miniport Driver (arcsas) Service Defaults in Windows 8

Adaptec SAS RAID WS03 Driver by PMC-Sierra, Inc.

Default Settings

Startup type:Manual
Display name:Adaptec SAS/SATA-II RAID Storport's Miniport Driver
Service name:arcsas
Service type:kernel
Error control:normal
Group:SCSI miniport
Path:%SystemRoot%\System32\drivers\arcsas.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\arcsas

Default Behavior

The Adaptec SAS/SATA-II RAID Storport's Miniport Driver service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Adaptec SAS/SATA-II RAID Storport's Miniport Driver fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the arcsas service hasn't been started.

Restore Default Startup Configuration for Adaptec SAS/SATA-II RAID Storport's Miniport Driver

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config arcsas start= demand

3. Close the command window and restart the computer.

The arcsas service is using the arcsas.sys file that is located in the %WinDir%\System32\drivers folder. If the file is corrupted or deleted, you can put it back in there.