Article ID: 288261
Article Last Modified on 3/2/2007
APPLIES TO
- Microsoft Windows Server 2003, Standard Edition (32-bit x86)
- Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
- Microsoft Windows XP Professional
This article was previously published under Q288261
SYMPTOMS
When you attempt to encrypt a file using the Encrypted File System (EFS), the encryption may not work, and you may receive the following error messages:
Error message 1
Error message 2
CAUSE
This behavior can occur if the target file is stored on a partition on which either the hierarchical storage management method or the Single Instance Store feature has been used.
MORE INFORMATION
Any files that have been stored by means of the hierarchical storage management method or by using the Single Instance Store feature cannot be encrypted.
For more information about the hierarchical storage management method or the Single Instance Store feature, click the following article numbers to view the articles in the Microsoft Knowledge Base:
240856 Removable Storage Manager terms and definitions
226545 How Single Instance Storage identifies which volumes to manage
Additional query words: hsm sis
Keywords: kbenv kberrmsg kbprb KB288261