Disk Full Broadcast When Accessing Virtual CD-ROM Folder

This article has been archived. It is offered "as is" and will no longer be updated.
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 Description of the Microsoft Windows Registry
All network clients may receive the following broadcast message when a client attempts to gain access to a folder representing a virtual volume on a multiple CD-ROM changer on your computer running Windows NT that has Microsoft File and Print Services for NetWare (FPNW) already installed.
Volume servername is out of disk space.

Windows NT Server or Workstation 4.0

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

After you apply the update, create two new registry values to correct this issue:
  1. Run Registry Editor (Regedt32.exe).
  2. Locate the following key in the registry:
  3. On the Edit menu, click Add Value, and then add the following registry values:
          Value Name: DiskFullCriteria      Data Type : REG_DWORD      Data      : 0      Value Name: LowVolumeThreshold      Data Type : REG_DWORD      Data      : 0					
  4. Quit Registry Editor.
  5. Restart the computer for the registry changes to take effect.

Windows NT Server 4.0, Terminal Server Edition

To resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows NT Server version 4.0, Terminal Server Edition Service Pack 6.
More information
FPNW does not provide a means to disable the broadcast message for this issue.

Article ID: 231976 - Last Review: 01/07/2015 10:36:29 - Revision: 3.0

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