Microsoft KB Archive/150284

= File HAL486C.DLL Could Not Be Loaded =

Article ID: 150284

Article Last Modified on 11/1/2006

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APPLIES TO


 * Microsoft Windows NT Workstation 3.51
 * Microsoft Windows NT Server 3.51

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This article was previously published under Q150284



SYMPTOMS
During Windows NT 3.51 Setup on a multi-processor computer, if you press F5 during the portion of Setup that displays the following text:

Setup is inspecting your computer hardware

then this is the list of computer models that appears:

AST Manhatten SMP

Compaq SystemPro MultiProcesor or 100% compatible

Corollary C-bus Architecture

IBM PS/2 or other Microchannel-based PC

MPS Uniprocessor PC

MPS Multiprocessor PC

NCR System3000 model 3360/3450/3550

Olivetti LSX5030/40

Standard PC

Standard PC With c-step i486

Wyse series 7000i model 740mp/760mp

Other

This allows you to select the correct hardware application layer (HAL) for your computer. If you select the incorrect option, you may get the following message:

The file HAL486C.DLL could not be loaded, Error code=4097



WORKAROUND
To work around this problem, either:


 * Install Windows NT using Custom Setup and verify that the computer type is identified as an MPS(Multimedia Presentation System) multi-processor personal computer.

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 * Run WINNT /OX to create a new set of floppy disks and rerun setup for automatic hardware detection.

For aditional information, please see the following articles in the Microsoft Knowldge Base:

103933 Windows NT May Use a Different HAL Version for Some 486 CPUs

136781 STOP 0x0000005c on Multi-Processor Computer During Setup

Keywords: KB150284

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