Hi Wendall81,
- How long have you had this issue?
Follow the methods listed below:
Method 1:
**Step 1:**Boot intosafe mode and check if the issue persists.
See Advanced startup options (including safe mode) for more information on booting into safe mode.
Step 2: If the issue does not occur in safe mode, you may put your system in clean boot state (in normal mode) to troubleshoot the issue.
See How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
Note: After troubleshooting, make sure to put the computer to start as usual as mentioned in Step 7 in the above KB article.
Method 2:
Run a disk checkup on the external drive.
See Check your hard disk for errors for instructions.
Note: If any bad sectors are found while running the check disk utility and if attempt recovery of bad sectors option is checked while checking the drive for errors, data in the bad sector may be lost while attempting to recover bad sectors.
Gokul - Microsoft Support
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