A family of Microsoft relational database management systems designed for ease of use.
I don't know that this is a problem, but I would change
Between #2010. 10. 17.# And #2010. 10. 31.#
to Remove the spaces and definitely remover the trailing period.
Between #2010.10.17# And #2010.10.31#
Or even better to
Between #2010-10-17# And #2010-10-31#
John Spencer Access MVP 2002-2005, 2007-2010 The Hilltop Institute University of Maryland Baltimore County