- 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.
- You are running Windows on a very large hard disk that has a default Windows cluster size of 32 KB.
- Contact the manufacturer of the third-party hard disk tool for information about an update to the software that resolves this problem.
For more information about hardware and software vendor contact information, visit the following Microsoft Web site:
- 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
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|
Article ID: 229154 - Last Review: Jun 22, 2014 - Revision: 1