Win32 ASPI Library

wnaspi32.dll. What is it?

Wnaspi32.dll is Win32 ASPI Library.

This file is part of ASPI for Win32. Wnaspi32.dll is developed by Adaptec. Wnaspi32.dll is usually located in the %PROGRAM_FILES% sub-folder and its usual size is 169,528 bytes.

Wnaspi32.dll is one of the components of the Advanced SCSI Programming Interface ( ASPI ) Manager. ASPI was developed by Adaptec in the early 1990s. ASPI was originally designed to support SCSI drives. The Advanced SCSI Programming Interface (ASPI) is a system of accessing drives commonly supported by CD-ROM reading/burning applications. Wnaspi32.dll supports the ASPI interface and standardizes communication between an SCSI host adapter and SCSI peripherals. Windows uses wnaspi32.dll to communicate with storage devices.

Wnaspi32.dll is designed to provide a standard interface to SCSI host adapters. The wnaspi32.dll file provides platform independence and defines a set of high-level communication functions for devices attached to the SCSI bus.

Wnaspi32.dll is also a component of WinBackup.

How to Fix the “wnaspi32.dll Not Found” Error

When running Nero applications, some users get an error message saying that the wnaspi32.dll file wasn’t found. This usually happens when wnaspi32.dll is missing or damaged either by accident or due to a Nero component uninstall. To solve this problem, you need to reinstall the missing wnaspi32.exe file. You can download the required file from Nero Support website.

Important: do not download the .dll file from any of the “DLL download” websites, as it may harm your computer.


The wnaspi32.dll process is safe and you can safely disable it.


Author: AdaptecPart Of: Acronis ASPI for Win32Common path(s): subfolder %PROGRAM_FILES%


Malware risk: Scan your PC for viruses and Trojans
Some viruses infect computers while disguised in the form of legitimate files, like wnaspi32.dll. Run an antivirus scan to ensure your PC is clean and safe.
Registry Errors: Free scan (run Registry Cleaner)Uninstallation: N/A Uninstall (run Unistall Manager)Disk & Memory Usage: N/A Free scan (run Task Manager)

User opinions

wnaspi32.dll has the following rating: 5.0
based on 2 user opinions.
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Thank you for your comment!
by Betsey on Jul 22, 2012 at 10:59 PM

Hey, kelilr job on that one you guys!

0 | 0
by p@kete on Aug 12, 2009 at 08:39 PM

que onda con esta libreria no entiendo para que sirve algiuien mepuede auxiliar

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