Do a health scan and get the following. what should i do? reformat the HDD?
Checking cluster allocation bitmap ...
Cluster accounting failed at 102692610 - 102692612 (0x61ef702 - 0x61ef704): 3 missing cluster in $Bitmap
Cluster accounting failed at 104062681 - 104062683 (0x633ded9 - 0x633dedb): 3 missing cluster in $Bitmap
Cluster accounting failed at 104062732 - 104062733 (0x633df0c - 0x633df0d): 2 missing cluster in $Bitmap
Cluster accounting failed at 104062748 - 104062753 (0x633df1c - 0x633df21): 6 missing cluster in $Bitmap
Cluster accounting failed at 107526123 - 107526127 (0x668b7eb - 0x668b7ef): 5 missing cluster in $Bitmap
Cluster accounting failed at 107526139 - 107526155 (0x668b7fb - 0x668b80b): 17 missing cluster in $Bitmap
Cluster accounting failed at 107526171 - 107526188 (0x668b81b - 0x668b82c): 18 missing cluster in $Bitmap
Cluster accounting failed at 107526203 - 107526220 (0x668b83b - 0x668b84c): 18 missing cluster in $Bitmap
Cluster accounting failed at 107526236 - 108207848 (0x668b85c - 0x6731ee8): 681613 missing cluster in $Bitmap
Cluster accounting failed at 108207864 - 108207880 (0x6731ef8 - 0x6731f08): 17 missing cluster in $Bitmap
Cluster accounting failed at 108207896 - 108207912 (0x6731f18 - 0x6731f28): 17 missing cluster in $Bitmap
Cluster accounting failed at 108207928 - 108207944 (0x6731f38 - 0x6731f48): 17 missing cluster in $Bitmap
Cluster accounting failed at 108207960 - 109029149 (0x6731f58 - 0x67fa71d): 821190 missing cluster in $Bitmap
Cluster accounting failed at 109029165 - 109029181 (0x67fa72d - 0x67fa73d): 17 missing cluster in $Bitmap