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XADM: Unable to Configure Windows NT Natural Language

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Symptoms

You might receive the following error message during installation of Microsoft Exchange Server:
Microsoft Exchange Server Setup

Unable to configure the Windows NT Natural Language for the teletex codepage.

Access is denied. ID C0020005

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Cause

This error message usually occurs because the System32\C_20261.nls file is marked read-only. It will also occur if the following registry entry is not present: 
   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\NLs
                     \20261:REG_SZ:C_20261.NLS

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Workaround

First, verify that Windows NT Service Pack 4 (SP4) has been installed. Then make sure that C_20261.nls is the file that came with SP4 and it is not marked read-only. Finally, make sure that the registry entry above is present.

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Properties

Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.

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Keywords: KB148716, kbsetup

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Article Info
Article ID : 148716
Revision : 6
Created on : 10/28/2006
Published on : 10/28/2006
Exists online : False
Views : 326