Article ID: 277994
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If this article does not describe the error message that you are receiving, view the following Microsoft Knowledge Base article to view more articles that describe error messages:
315854If this article does not describe your hardware-related issue, please visit the following Microsoft Web site to view more articles about hardware:
(https://support.microsoft.com/kb/315854/EN-US/ )Windows 98 and Windows Me Error Message Resource Center
While you upgrade to Windows Millennium Edition (Me), you may receive the following error messages during hardware detection (Plug and Play):
Cmdninst caused an invalid page fault in kernel32.dll
Cmdninst caused an invalid page fault in user32.dll
Cmdninst has caused an error in setupx.dll
This behavior can occur if there is an outdated driver (or drivers) installed for the hardware on your computer.
To work around this behavior, start your computer in Safe mode, and then disable any non-essential devices:
NOTE: To open Control Panel, click Start, point to Settings, and then click Control Panel.
Cmdninst.exe is the Configuration Manager Device Installer launcher. Along with the Windows Configuration Manager (Configmg), Cmdninst.exe is a component that drives the process of detecting and installing devices and their nodes in the hardware tree along with the allocation of resources.