Event Message:

The fault tolerance driver was able to map a faulty sector from use by the system on filename.

Source

Event Log

Event ID

Event Type

ftdisk

System

3

Information

Explanation:

This is not a fatal error. However, a bad spot has developed on the disk. The information that was on this block has been mapped to one of the disk's spare blocks, using the redundant data.

User Action:

This disk is beginning to fail. At the next scheduled maintenance, low-level format the drive. If the problem persists, replace the drive.