Article ID: 229154
Article Last Modified on 8/8/2006
APPLIES TO
- Microsoft Windows 98 Standard Edition
- Microsoft Windows 95
- Microsoft Windows 95
- Microsoft Windows 98 Second Edition
- Microsoft Windows Millennium Edition
This article was previously published under Q229154
Notice
If this article does not describe your hardware-related issue, visit the following Microsoft Web site to view more articles about hardware:
SYMPTOMS
When you try to run Disk Defragmenter (Defrag.exe) or ScanDisk (Scandskw.exe), you may receive one of the following error messages:
-or-
CAUSE
This problem may occur if either of the following conditions is true:
- You are running Windows on a hard disk that is larger than 8 gigabytes (GB) and that has a cluster size that is smaller than 8 kilobytes (KB).
This configuration may occur if you use a third-party disk tool to create a partition on a hard disk that is larger than 8 GB and that has a cluster size that is smaller than 8 KB.
-or-
- You are running Windows on a very large hard disk that has a default Windows cluster size of 32 KB.
RESOLUTION
To resolve these problems, upgrade your Windows operating system to Microsoft Windows XP or later.
WORKAROUND
To work around these problems, do one of the following, as appropriate to your situation:
- Contact the manufacturer of the third-party hard disk tool for information about an update to the software that resolves this problem.
For information about how to contact the manufacturer of your third-party hard disk tool, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base: - Repartition your large hard disk into smaller partitions.
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:255867 How to Use the Fdisk Tool and the Format Tool to Partition or Repartition a Hard Disk
MORE INFORMATION
The standard FAT32 cluster size of 4,096 bytes applies only to hard disks that are smaller than 8 GB. The third-party hard disk tool may change the cluster size to 4,096 bytes per allocation unit.
The default cluster sizes are listed in the following table:
| Hard disk size | Cluster size |
|---|---|
| 512 MB to 8 GB | 4 KB |
| 8 GB to 16 GB | 8 KB |
| 16 GB to 32 GB | 16 KB |
| 32 GB and larger | 32 KB |
Additional query words: hwddrv
Keywords: kberrmsg kbenv kbprb kb3rdparty KB229154
