Prevent error when there are no leases
Prevent error when there are no leases

NewEraCracker/pfsense,ch1c4um/pfsense,NewEraCracker/pfsense,jxmx/pfsense,ch1c4um/pfsense,ptorsten/pfsense,dennypage/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,jxmx/pfsense,phil-davis/pfsense,brunostein/pfsense,phil-davis/pfsense,NOYB/pfsense,brunostein/pfsense,dennypage/pfsense,ptorsten/pfsense,NOYB/pfsense,pfsense/pfsense,pfsense/pfsense,brunostein/pfsense,dennypage/pfsense,NOYB/pfsense,pfsense/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,jxmx/pfsense,dennypage/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,BlackstarGroup/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense