Microsoft KB Archive/197156

= Cannot Add New Modem or View Existing Modem Properties =

Article ID: 197156

Article Last Modified on 10/31/2006

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APPLIES TO


 * Microsoft Windows NT Workstation 4.0 Developer Edition
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Windows NT Server 4.0 Enterprise Edition

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This article was previously published under Q197156



SYMPTOMS
When you double-click the Modems icon in Control Panel, the Install New Modem wizard may not start, or the Modems Properties dialog box may not be displayed.



CAUSE
This behavior can occur if the PnP ISA Enabler service is not started, or if certain files in the Winnt\System32 folder are missing or damaged.



RESOLUTION
To resolve this issue:


 * Verify that the PnP ISA Enabler service is installed. For information on how to do this, see the following Microsoft Knowledge Base article:

156344 Plug and Play Devices Not Detected or Installed
 * Verify that the Plug and Play service is started. To do this:


 * Click Start, point to Settings, click Control Panel, and then double-click Services.
 * Highlight the Plug and Play service. If the Status does not indicate Started, and the Startup mode is not Automatic, click Startup, click Automatic, and then click OK. Click Start, and then click Close.
 * Verify that the following files are located in the Winnt\System32 folder:

Shell32.dll

Rpcrt4.dll

Tapi32.dll

Setupapi.dll

Msvcrt.dll

Lz32.dll

Comdlg32.dll

Version.dll

Cfgmgr32.dll

Mpr.dll

Rpcltc1.dll

If any of these files are missing, reapply the latest Windows NT 4.0 Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base:

SERVPACK

Keywords: kbenv kbhardware kbprb KB197156

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