Added support to handle NULL iterators being returned
Added support to handle NULL iterators being returned

tacketar/lstore,PerilousApricot/lstore,accre/lstore,accre/lstore,tacketar/lstore,PerilousApricot/lstore,accre/lstore,tacketar/lstore,PerilousApricot/lstore,accre/lstore,PerilousApricot/lstore,tacketar/lstore