Since installing windows 8.1 build 9600 and Ad-Aware there is a bug that causes Windows 8.1 to give a false chkdsk error.
restart to repair drive errors (important)
Removing Ad-aware removes the announcement. I was very happy with your software so far, also it doesn't seem to does any damage. Perhaps it has to do with a boot protection measure?
Following sites list this issue as well:
http://www.eightforums.com/drivers-hardware/18812-restart-repair-drive-errors-keep-showing-up-2.html#post371600
http://answers.microsoft.com/en-us/windows/forum/windows8_1-performance/81-keeps-giving-restart-to-repair-drive-errors/ab55de7b-6886-4e83-a288-8c32f2854ac0