File copy errors on EXT4 SSD but fsck says its clean ????

[linux guy]

On Fri, Dec 16, 2011 at 7:54 AM, linux guy <linuxguy123 at gmail.com> wrote:
> # smartctl -l selftest /dev/sdb
> smartctl 5.42 2011-10-20 r3458 [i686-linux-3.1.5-1.fc16.i686] (local build)
> Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net
>
> === START OF READ SMART DATA SECTION ===
> SMART Self-test log structure revision number 1
> Num  Test_Description    Status
> Remaining  LifeTime(hours)  LBA_of_first_error
> # 1  Reserved (0x20)       Completed without error       00%
>  3502         -
> # 2  Offline             Completed without error               00%
>       3502         -
> # 3  Reserved (0x10)     Completed without error         00%
>  27         -
> # 4  Offline             Completed without error               00%
>        27         -


Is this test reporting that there are 0 remaining hours on the drive
and that blocks 3502 and 27 have issues ?

If so, I misread it last week.   Now it won't mount.