The halacpi.dll file is part of the Hardware Abstraction Layer for Microsoft Windows NT Operating System from the Microsoft Corporation. The Hardware Abstraction Layer (HAL) is a low-level driver for your motherboard that translates the language of the hardware into something that operating systems can understand. It is a level of software that allows a single operating system to work with all different types of hardware. If you get an error with this file, you may have serious problems on your system. You need to clean your registry to fix these problems.
The registry is a database that keeps track of the files on your system so Windows knows how to find and use them when you run your software. If there is a mistake in the registry, Windows will have difficulties running your programs. Cleaning your registry is the act of checking through your registry for any mistakes and fixing them. ZookaWare PC Cleaner cleans up your registry mistakes. ZookaWare PC Cleaner hunts down and repairs every error in your registry, guaranteed. Try a free ZookaWare PC Cleaner scan and find out what cleaning your registry needs.