Error caused by running a short query sequence through BLAST.

If the query sequence is too short, BLAST outputs warnings and errors::

Searching[blastall] WARNING:  [000.000]  AT1G08320: SetUpBlastSearch failed.
[blastall] ERROR:  [000.000]  AT1G08320: Blast:
[blastall] ERROR:  [000.000]  AT1G08320: Blast: Query must be at least wordsize
done

This exception is raised when that condition is detected.