Windows7 prompt "An unexpected error prevented you from copying the file"

Windows7 prompt "An unexpected error prevented you from copying the file"

1, right click on the connection to open the mobile hard disk properties, switch to the "Tools" tab, click to check the wrong "Start check" button;

2, in the pop-up window, to check "Automatic repair file system errors" and "scan and try to restore bad sector" two options, and then click "Start";

3, after the inspection will prompt "has found some problems, and has been repaired";

4, if you want to know what the specific problems, you can click "View Details", in its list will show the specific contents of the repair and situation, you can see that the sector and file system has a problem;

5, after the error, you can do disk defragmentation operations, the same open properties-tools-immediately defragment, and then choose to move the hard disk and defragment.