16-bit Programs that
Call to GlobalAlloc for Large Memory Allocations
Cause Programs to Hang
Microsoft Knowledge Base Article: 288165 - 16-bit
programs that use the GlobalAlloc() API call for
multiple large (1.5 to 8 megabyte) memory allocations
in succession can cause programs to stop responding
(hang). Active Directory
MMC Tools Are Slow to Initialize
Microsoft Knowledge Base Article 270915 - Active
Directory Microsoft Management Console (MMC) utilities
may be slow to initialize and run. They may also
stop responding (hang) during the initialization
procedure
AGP Program May Hang
When Using Page Size Extension on Athlon Processor
Microsoft Knowledge Base Article: 270715 - A Windows
2000-based computer may stop responding (hang)
when you use an Accelerated Graphics Port (AGP)
program such as Ziff Davis 3D WinBench 2000. This
behavior may occur more frequently depending on
the computer's processor, memory, and graphics
configuration. This problem is known to occur
with Nvidia GeForce 256 and Matrox G400 video
adapters on computers with AMD Athlon processors.
This issue is not specific to any specific video
adapter type.
Applications Hang
When Printing to a Printer Set to "Use Printer
Offline"
Microsoft Knowledge Base Article: 221092 -
When you attempt to print from an application
on a computer running Windows 2000 to a printer
that is set to Print Directly to Printer.
When this is selected in combination with Use
Printer Offline, the computer is put into
a state where printing cannot take place, because
the operating system cannot spool and store the
job for later processing on behalf of the application.
The application then continues to try to print
until the printer is removed from Use Printer
Offline state.
Bugcheck 0x000000D1
Caused by Dlc.sys
Microsoft Knowledge Base Article: 266221 - Under
certain circumstances when you are running an
application that uses the data link control (DLC
- protocol for network communications, your computer
may stop responding (hang - and the following
error message may be displayed on a blue screen.
Cannot Shut Down,
Restart, Log Off, Stand By, or Hibernate When
Computer Is Docked
Microsoft Knowledge Base Article: 309645 - When
you are using a docked computer, the computer
may not be able to shut down, restart, log off,
stand by, or hibernate. When you try to use any
of these commands, the computer may appear to
stop responding (hang ).
Computer Hangs After
You Connect Multiple IEEE 1394 Devices
Microsoft Knowledge Base Article: 290089 - After
you connect multiple IEEE 1394-based devices on
a computer with multiple CPUs, your computer may
stop responding (hang).
Computer Hangs When
You Eject PC Card Network Adapter
Microsoft Knowledge Base Article: 227857 - If
you eject a PC Card network adapter without properly
stopping it and you then insert it again, your
computer may stop responding (hang).
The Computer Hangs
After You Log On as a Guest and Change the Memory
Protection for a Service
Microsoft Knowledge Base Article: 291681 - If
you log on to a computer as a guest and then change
the memory protection for a service, the service
may not work correctly and the computer may eventually
stop responding (hang).
Computer Hangs After
You Restore the System State from a Backup
Microsoft Knowledge Base Article: 303383 - After
you restore the Windows 2000 system state from
a backup program, you are prompted to shutdown
and restart the computer to complete the restoration.
During shutdown, your computer may stop responding
(hang) while the "Saving your Settings"
Computer Hangs During
Shutdown Because of Resource Conflict
Microsoft Knowledge Base Article: 262575 - You
may experience any of the following symptoms if
you have PACE Interlok anti-piracy software installed
on your computer. Interlok installs the Tpkd.sys
driver, which uses the same IRQ as the Standard
Floppy Disk Controller device.
Computer Hangs If
USB Composite Device Is Removed While Being Reset
Microsoft Knowledge Base Article: 278489 - Your
computer may stop responding (hang) after you
remove a Universal Serial Bus (USB) composite
device.
Computer
Is Slow to Start and Event ID 7001 Messages Are
Logged in the System Event Log
Microsoft Knowledge Base Article: 312945 - When
you restart your Microsoft Windows 2000 Server-based
computer, you may find that the computer appears
to stop responding (hang) and takes an unexpectedly
long time, up to 30 minutes, to start. When the
computer starts, you may see Event ID 7001.
Computer May Hang
After Using Sysprep on ACPI-Enabled Computer
Microsoft Knowledge Base Article: 259144
- After you run Sysprep to build a master
copy of a hard disk, the computer may stop responding
(hang) with a blank desktop on an Advanced Configuration
and Power Interface (ACPI) enabled computer.
Computer May Hang
When Hot-Swapping UDMA IDE Devices
Microsoft Knowledge Base Article: 266704 - When
you are using Ultra DMA (UDMA) IDE devices (such
as IDE hard disks or CD-ROM drives), hot-swapping
the devices may cause the new device not to be
reprogrammed to use UDMA mode. Hot-swapping with
a new device may cause the new device to use an
I/O mode other than UDMA. This in turn may cause
the computer to stop responding (hang).
Computer May Hang
During ActiveMovie Installation
Microsoft Knowledge Base Article: 240378 - Your
computer may stop responding (hang) during the
installation of Microsoft ActiveMovie if a non-administrator
installs or runs ActiveMovie for the first time
after new hardware (such as a sound card) is installed.
Computer May Hang
During Resume from S3 Standby with Two IDE Drives
Microsoft Knowledge Base Article: 323153 - A computer
with two IDE drives on one cable may stop responding
(hang) when the computer resumes from standby.
Computer May Hang
on Restart After LUNs are Increased to 160+
Microsoft Knowledge Base Article: 261590
- When you restart your computer with an Emulex
LP8000 Fibre Channel Host Adapter and Clarion
5 installed after you enable a large number of
logical unit numbers (160+), your computer may
stop responding (hang).
Computer May Stop
Responding with Object Auditing Enabled
Microsoft Knowledge Base Article: 263627 - When
object auditing is enabled, your Microsoft Windows
2000-based computer may stop responding (hang).
Computer Stops Responding
During Windows 2000 DNS Query
Microsoft Knowledge Base Article: 311309 - During
DNS name resolution on your client computer, your
computer may stop responding (hang), and this
may happen in multiple processes including services.
Computer Stops Responding
When Starting Dual Boot with PowerQuest Partition
Magic 3.x
Microsoft Knowledge Base Article: 284839 - When
you start a dual-boot computer that is running
Microsoft Windows 98 and Microsoft Windows 2000
Professional, and using PowerQuest Partition Magic
3.x, you may find that the computer stops responding.
Computer Stops Responding
with Event ID 2022
Microsoft Knowledge Base Article: 245077 - Your
Windows-based server may become unresponsive.
The server may recover on its own or you may have
to restart it. The server's clients are disconnected
or stop responding (hang), and Event ID 2022 is
logged in the system event log.
Computer Stops Responding
or Stop Error Occurs When Scsiport.sys Requests
Memory Allocation
Microsoft Knowledge Base Article: 308214 - When
the SCSI port driver (the Scsiport.sys file) makes
a memory allocation request, your computer may
stop responding (hang) or the Memory Manager may
quit, and you receive the following error on a
blue screen:
Computer Stops Responding
When Starting Dual Boot with PowerQuest Partition
Magic 3.x
Microsoft Knowledge Base Article: 284839 - When
you start a dual-boot computer that is running
Microsoft Windows 98 and Microsoft Windows 2000
Professional, and using PowerQuest Partition Magic
3.x, you may find that the computer stops responding.
Computer with Large
Number of Partitions Starts Slowly
Microsoft Knowledge Base Article: 274349 - When
you start your computer and it has a large number
of partitions defined in the Disk Management MMC
snap-in, startup may take an excessively long
time to complete. Your computer may appear to
stop responding (hang) while the "Starting Windows
2000" message is displayed, and the status bar
may pause between 50 and 70 percent.
Deadlock Condition
Causes Socket Programs to Become Unresponsive
Microsoft Knowledge Base Article: 278522 - In
Windows 2000 Service Pack 1 (SP1), calls to the
Socket function may not be returned, causing
the creation of sockets not to succeed. Therefore,
socket programs may become unresponsive and cause
100 percent CPU usage.
Deadlock in USB Stack
While Resuming from Suspend
Microsoft Knowledge Base Article: 302450 - When
you resume a system with a universal serial bus
(USB) keyboard and a USB mouse by using the keyboard,
the system may not resume. This problem may occur
intermittently. The system appears to stop responding
(hang) when this problem occurs.
Explorer.exe Hangs
on ALT+F4 If Shutdown Restrictions Are in Use
Microsoft Knowledge Base Article: 279713 - When
you click the desktop and then press ALT+F4, you
may receive the following message in a Restrictions
dialog box: This operation has been cancelled
due to restrictions in effect on this computer.
Please contact your system administrator
High CPU Utilization
on Compaq Laptops When You Play a DVD Movie
Microsoft Knowledge Base Article: 282021 - When
you play a DVD movie on a Compaq M700 or E700
laptop computer, CPU usage may reach 100 percent
after approximately 15-20 minutes, and this may
cause the computer to be very slow or to appear
to stop responding (hang).
Microsoft IntelliMouse
Is Not Detected or Causes Hang in Windows 2000
Microsoft Knowledge Base Article: 226015
- If there is a Microsoft IntelliMouse connected
to your computer, the IntelliMouse may not be
detected or your computer may stop responding
(hang).
MMC May Hang When
You Use the DNS Snap-In to View More than 16,000
Zones
Microsoft Knowledge Base Article: 286779 - When
you try to view the properties of a Domain Name
System (DNS) zone by using the Microsoft Management
Console (MMC) snap-in and there are more than
16,000 zones defined in the DNS database, MMC
may generate an access violation error message
and stop responding (hang).
Monitor Displays
a White Screen at Startup and Windows 2000 Stops
Responding
Microsoft Knowledge Base Article: 305227 - After
you start your computer, the monitor may display
a blank white screen and the computer may stop
responding.
NetBIOS Scopes May
Cause Domain Controllers to Hang When You Start
Your Computer
Microsoft Knowledge Base Article: 272262 - When
you start your computer, a Windows 2000-based
domain controller that uses network basic input/output
system (NetBIOS - scopes may stop responding (hang
- for an extended amount of time. When this occurs,
the Preparing Network Connections dialog
box is displayed and you computer may hang for
several hours.
Hardware Malfunction
Results in System Error Message
Microsoft Knowledge Base Article: 222973 - During
the Windows NT boot process, the computer may
stop responding (hang) and the following error
message may appear: *** Hardware
Malfunction Call your hardware vendor for support
*** The system has halted ***
Logon Process Hangs
After Encrypting Files on Windows 2000
Microsoft Knowledge Base Article: 269397 - After
you encrypt files on your Windows 2000-based computer,
the computer may stop responding (hang) during
the logon process. When this occurs, no users
can log on to the computer.
NetBIOS Scopes May
Cause Domain Controllers to Hang When You Start
Your Computer
Microsoft Knowledge Base Article: 272262 - You
computer may stop responding (hang) for several
hours while the Preparing Network Connections
dialog box is displayed
Ntldr Cannot Load
Fragmented System Hive
Microsoft Knowledge Base Article: 265509 - Your
computer may stop responding (hang) during startup
from a hard disk that uses the NTFS file system
if the System hive file is too large. The System
hive file is located in the %SystemRoot%\System32\Config
folder.
Parallel Port
Clik! Windows NT Device Driver May Hang Windows
2000
Microsoft Knowledge Base Article: 247707
- If you install the parallel port drivers for
Microsoft Windows NT 4.0 for the Iomega Clik!
drive in Windows 2000, you may not be able to
start Windows 2000 or Windows 2000 may stop responding
(hang) at the startup screen.
Plug and Play Event
Processing May Stop Functioning After the Surprise
Removal of Certain PCI Devices
Microsoft Knowledge Base Article Q288113 - If
a Peripheral Component Interconnect (PCI - device
is removed from a fault-tolerant system, the PCI
driver may cause Plug and Play event processing
to stop responding (hang - when certain devices
are unexpectedly removed ("surprise removal")
Printers Folder May
Hang if You Type an Incorrect URL in the Add Printer
Wizard and Use Basic Authentication
Microsoft Knowledge Base Article: 244917 - When
you attempt to connect to an Internet print server
by typing a URL in the Add Printer Wizard, if
you type a URL with incorrect syntax followed
by several successful connections to an Internet
print server that uses Basic (clear text) authentication,
the Printers folder on the server may stop responding
(hang).
Program Hangs Because
of Deadlock in Ntdll
Microsoft Knowledge Base Article: 271182 - A program
may stop responding (hang) indefinitely. When
this occurs, you must restart the program or process.
This problem is most likely to occur on computers
with multiple processors.
Program Hangs During
Unload with Secure Connection
Microsoft Knowledge Base Article: 238934 - If
you use a program that dynamically links to a
DLL dynamic-link library (DLL -, which connects
to a secure server using Secure Sockets Layer
(SSL - and using Wininet.dll APIs, the program
may not unload properly and may stop responding
(hang)
Program That Runs
Multiple I/O Operations to Multiple Fiber Channel
Disks May Hang
Microsoft Knowledge Base Article: 302895 - A program
that runs multiple I/O operations to fiber channel
disks that are connected to a storage router may
stop responding (hang) after the network connection
is lost.
Receiving Many Simultaneous
H.323 Requests Causes a Computer with ISA Server
Installed to Hang
Microsoft Knowledge Base Article: 271379 - After
a few seconds of receiving a few hundred simultaneous
H.323 requests, a computer that has Microsoft
Internet Security and Acceleration (ISA) Server
installed may stop responding (hang).
File
Server Stops Responding (Hangs) When You Rename
a File
Microsoft Knowledge Base Article: 810340 - When
you rename a file on a remote Windows 2000-based
file server, the file server may stop responding
(hang).
The Redirector Hangs
When You Log On
Microsoft Knowledge Base Article: 291043 - Under
the following circumstances, your client computer
may stop responding (hang) when you log on: Security
signatures are enabled on the server, there is
an existing null or guest session prior to a user
session, the client has an outstanding request
to the server on the null or guest session, and
the client establishes a user session.
RIS Client May Hang
in Text-Mode Setup on a Network Without NetBIOS
Microsoft Knowledge Base Article: 243500 -
When you are installing Windows 2000 from a Windows
2000-based Remote Installation Service (RIS) server
using a RIS Pre-Boot Execution Environment (PXE)
client, the installation may stop responding (hang)
during the Text-mode portion of Setup
RPC Server Service
Stops Responding
Microsoft Knowledge Base Article: 272303 - If
a malicious user transmits a malformed Remote
Procedure Call (RPC) client packet to a Windows
2000-based computer, the RPC Server service on
the host computer may stop responding (hang).
If this occurs, you must restart the host computer.
SCSI Port Driver
May Cause Your Computer to Hang
Microsoft Knowledge Base Article: 275620 - When
you are using your Windows 2000-based computer,
your computer may become unstable, it may stop
responding (hang), and you may experience one
or more of the following symptoms:
Slow Boot or Error
Messages in Windows 2000 After Installing Roxio
Easy CD Creator 5.0
Microsoft Knowledge Base Article: 298583 - Immediately
after you install Roxio Easy CD Creator 5.0 Platinum,
you may receive an error message on a blue screen
and the computer may stop responding (hang), or
the computer may take a long time to start.
SMTP Service Hangs
When Handling Many Domains
Microsoft Knowledge Base Article Q274417 - The
Simple Mail Transport Protocol (SMTP - service
may become unresponsive (hang - for several minutes
or more if many domains are configured in the
metabase.
Startup Scripts
May Appear to Hang Windows 2000
Microsoft Knowledge Base Article: 256320
- Your Windows 2000-based computer may appear
to stop responding (hang) if the computer has
a local policy that runs a startup script that
may require user input. For example, if you have
a startup script for "The Local Computer", and
the script connects to domain resources and you
move the machine to a workgroup, you do not see
the dialog box that is requesting logon credentials
for the resource. The computer will stay in this
condition until you reach the timeout value for
group policy scripts, and you receive the following
message: Please Wait: Running Startup Scripts
The Cursor Behaves
Erratically, the Computer Stops Responding, and
Performance Is Noticeably Slow
Microsoft Knowledge Base Article: 309055 - On
a computer that runs Windows 2000, the cursor
may become erratic and behave abnormally. The
computer may stop responding (hang) and may need
to be restarted. Computer performance may be noticeably
slower.
The Windows NT 4.0
Domain Controllers That Are Upgraded to Windows
2000 May Hang During the Final Phase of Setup
Microsoft Knowledge Base Article: 273823 - When
you upgrade your computer from Windows NT 4.0
to Windows 2000 and the Winnt32.exe program is
being run, the Windows NT 4.0 domain controllers
that have large-sized Security Accounts Manager
(SAM) account databases may seem to hang for excessive
periods of time during the "Performing final tasks"
phase of the upgrade. Under extreme circumstances,
the computer may hang for up to 2.5 hours.
ThinkPad Computer
May Hang During the Startup Process with a ZIP
Drive in the Docking Station
Microsoft Knowledge Base Article: 279757 - When
you enable direct memory access (DMA) for the
integrated drive electronics (IDE) controller
on an IBM ThinkPad docking station and you have
an Iomega 250 megabyte (MB) Zip drive in the docking
station, your computer may stop responding.
Video Hangs When
Running 3D Graphics Programs
Microsoft Knowledge Base Article: 261606 - When
you run a program that uses 3D AGP functions on
a Windows 2000-based computer that contains the
VIA AGP chip set, the computer may stop responding
(hang).
Your Computer May
Hang If the OemPnPDriversPath Value Is Longer
Than 98 Characters
Microsoft Knowledge Base Article: 307950 - Your
computer may stop responding (hang) if the data
value of the OemPnPDriversPath value in
the following registry key contains more than
98 characters: HKLM/SOFTWARE/Microsoft/Windows/Current
Version/DevicePath
Windows 2000 May
Hang on Toshiba 8100 Laptop
Microsoft Knowledge Base Article: 256144 - While
you are using your Toshiba 8100 laptop computer,
the computer may become unresponsive, or appear
to stop responding (hang). Also, the central processor
unit (CPU) may appear in Task Manager to be running
at 100 percent, even if there...
Windows 2000 May
Hang with USB Devices on Older Via Chip Set
Microsoft Knowledge Base Article: 246755
- When you are using certain Universal Serial
Bus (USB) devices on a motherboard with the Via
chip set in Windows 2000, you may experience any
of the following symptoms:
Windows 2000 Hangs
at "Preparing Network Connections" Screen on Multiple-Processor
Computers
Microsoft Knowledge Base Article: 266132 - Windows
2000 may stop responding (hang) on multiple-processor
computers during startup when the "Preparing Network
Connections" screen is displayed. When this problem
occurs, you may find the following entry in the
registry:
Windows 2000 Hangs
at "Setup Is Starting Windows 2000" Message
Microsoft Knowledge Base Article: 234772 - This
article lists troubleshooting steps to try if
Windows 2000 Text-mode Setup stops responding
(hangs) while displaying the "Setup is starting
Windows 2000" message.
Windows Hangs at
"Loading Machine Info" with HighPoint UltraDMA
ATA/66 Controller
Microsoft Knowledge Base Article: 243018 - If
you start your computer using a Windows 2000 CD-ROM
to install Windows and you have installed a HighPoint
UltraDMA ATA/66 hard disk controller, the computer
may stop responding (hang) while the following
information is displayed: Loading
Machine Information. You cannot press F6
to install a secondary controller driver. If you
upgrade from Windows NT 4.0 or Windows 95/98,
you may receive the following error message: Stop 0x0000007b INACCESSIBLE_BOOT_DEVICE
This issue occurs because there is not a Windows
2000 compatible driver for the HighPoint UltraDMA
ATA/66 hard disk controller
Windows Hangs with
Fragmented IP Datagrams
Microsoft Knowledge Base Article: 259728 - Windows
may become sluggish, or may stop responding (hang).
You may also notice that the System process is
consuming most or all of the CPU resources.
Windows 2000 Professional
May Hang During Shutdown with Veritas Backup Exec
Desktop Edition 4.4.1
Microsoft Knowledge Base Article: 269696 - After
you install Veritas Backup Exec Desktop Edition
version 4.4.1, Windows 2000 Professional may stop
responding (hang) during shutdown.
Windows 2000 Setup
Seems to Hang on Compaq Servers
Microsoft Knowledge Base Article: 249686 - When
you are installing Windows 2000 on a Compaq server,
Setup may seem to stop responding (hang) during
the GUI-mode portion of the installation because
the keyboard and mouse stop responding.
Windows 2000 Shutdown
Process Stops and Error Message Refers to Devldr
Program
Microsoft Knowledge Base Article: 296838 - When
you attempt to shut down your computer and then
restart it, an error message may report that the
Devldr program is not responding. When you click
End Now, the shutdown process may stop
and the computer may stop responding.
Windows 2000 SP1
Computer Hangs When You Use IEEE 1394 Digital
Camera in NetMeeting
Microsoft Knowledge Base Article: 272295 - When
you try to start an Institute of Electrical and
Electronics Engineers (IEEE) 1394 digital camera
in Microsoft NetMeeting, your computer may stop
responding (hang). Note that this problem only
occurs with Windows 2000 Service Pack 1-based
computers.
Windows 2000 Stops
Responding After a Surprise Removal of a USB OHCI
Controller
Microsoft Knowledge Base Article: 323937 - When
you hot unplug an OHCI USB controller to which
one or more USB-based devices are connected, you
may receive an error message on a blue screen,
and your computer may stop responding (hang).
Windows 95/98 Clients
Hang with "Mprexe.exe Not Responding" Error Message
Microsoft Knowledge Base Article: 234647 - Windows
95 clients using Microsoft distributed file system
(Dfs) or Windows 98 clients may stop responding
(hang) in any of the following situations:
Windows Hangs During
SBLive! Full Duplex Audio Test
Microsoft Knowledge Base Article: 278650 - When
you try to run the full duplex automated test
for a Creative Labs SBLive! sound card, Windows
may stop responding (hang).
Windows Hangs with
Fragmented IP Datagrams
Microsoft Knowledge Base Article: 259728 - Windows
may become sluggish, or may stop responding (hang).
You may also notice that the System process is
consuming most or all of the CPU resources.
Windows
May Appear to Hang When a Mirrored IDE Drive Fails
When you perform Windows mirroring on a computer
using IDE drives and the master drive on the primary
channel fails, the system may appear to stop responding.
You may also experience very erratic mouse movement.
This can happen even if the system...
Windows NT Seems
to Hang During Boot and Slow Performance
Microsoft Knowledge Base Article: 157910 - After
you install Windows NT version 4.0 on a computer
configured with a Quantum XP-32150 SCSI hard disk
connected to an Adaptec AHA-1542b SCSI controller,
you may experience one or more of the following
symptoms:
Windows Setup Hangs
When "Setup Is Starting Windows" Screen Appears
Microsoft Knowledge Base Article: 217073 - During
text-mode Setup in Windows, your computer may
stop responding (hang) when the "Setup is starting
Windows" screen appears, and you may have to restart
it.
Your Computer May
Hang if You Install Service Pack 1 After Installing
Windows 2000 High Encryption Pack
Microsoft Knowledge Base Article: 270842 -
When you install Service Pack 1 (SP1) for Windows
2000, your computer may stop responding (hang)
at the "Preparing Network Connections" portion
of startup.
Your Computer May
Hang When Running in ACPI Mode
Microsoft Knowledge Base Article: 266344 - When
your Windows 2000-based computer that is running
in Advanced Configuration and Power Interface
(ACPI) mode uses the ACPI Power Management Timer
(PMTimer) as a high resolution counter, you may
experience any of the following symptoms:
Your Computer May
Pause with a Black Screen If You Press ESC During
Startup
Microsoft Knowledge Base Article: 311799 - If
you press the ESC key while your computer is starting,
your computer may pause with a black screen. If
this problem occurs, you can press any other key
to resume the startup process.
Your
Windows 2000-Based Computers Stops Responding
While You Work with Multiple Programs
Microsoft Knowledge Base Article: 307323 - While
you are working with various programs, your computer
may abruptly stop responding (hang).
Xircom CreditCard
Ethernet+Modem 28.8 and 33.6 May Hang with Heavy
Use
Microsoft Knowledge Base Article: 246997
- When you use a Xircom CreditCard Ethernet+Modem
28.8 adapter or a Xircom CreditCard Ethernet+Modem
33.6 adapter on a portable computer running Microsoft
Windows 2000 Professional, the adapter may stop
responding (hang) under heavy use.
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