chkdsk をかけたら、こんなログが出た。
CHKDSK is verifying file data (stage 4 of 5)...
Windows replaced bad clusters in file 145937
of name XXXXXXXXXXXXXXXXXX.
Windows replaced bad clusters in file 147656
of name XXXXXXXXXXXXXXXXXX.
Windows replaced bad clusters in file 149008
of name XXXXXXXXXXXXXXXXXX.
Windows replaced bad clusters in file 259781
of name XXXXXXXXXXXXXXXXXX.
(中略)
Windows has checked the file system and found no problems.
(中略)
0 KB in bad sectors.
…これは大丈夫なの?