Fixed Bug #7367

http://hercules.ws/board/tracker/issue-7367-error-vdb-destroy-during-shutting-down-of-server/
Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules
Follow up de3f4423058405636c76e05cd87a6eae0bfa7707

Special Thanks to kyeme, Xgear

Signed-off-by: shennetsind <ind@henn.et>