Unable to Start Windows Explorer After Applying Service Pack 5

• Microsoft Windows NT Workstation version 4.0
• Microsoft Windows NT Server version 4.0
• Microsoft Windows NT Server, Enterprise Edition version 4.0

SYMPTOMS

When you try to use Windows Explorer after applying Windows NT 4.0 Service Pack 5, Windows Explorer may not start, and you may receive the following error message:

This operation has been cancelled due to restrictions in effect on this computer. Please contact your system administrator.

CAUSE

This problem can occur because of an update made to the Shell32.dll file by Service Pack 5 that permits you to hide the system drive for the default user or a specific user.

RESOLUTION

To resolve this problem, click the article number below to view the following article in the Microsoft Knowledge Base, and then follow the instructions inlcuded in that article:

Q238218 Err Msg: This Operation Has Been Cancelled Due to...

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article.

MORE INFORMATION

For additional information about the Shell32.dll update, please click the article number below to view the article in the Microsoft Knowledge Base:

Q219392 System Drive Cannot be Hidden in Windows NT Explorer View

Additional query words:

Keywords : kbenv kberrmsg kbui
Version : winnt:4.0
Platform : winnt
Issue type : kbprb