Fixed Bug #7444

Special Thanks to shenhuyong, Haruna.
http://hercules.ws/board/tracker/issue-7444-partymembercount-gone-missing-when-reloaditemdb-is-executed/

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules